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Cedar Tub Care Manual 

Rev 13 - Sept 2016 

 

Table of Contents 

1.

 

The Advantages of a Wooden Hot Tub vs. the Acrylic Spa .................................................................... 3

 

2.

 

Levelling .................................................................................................................................................. 3

 

3.

 

Filling & Draining Procedure .................................................................................................................. 3

 

3.1 Initial Filling Procedure ................................................................................................................ 3

 

3.2 Draining Procedure ....................................................................................................................... 4

 

4.

 

Seasonal Use & Drainage ........................................................................................................................ 4

 

5.

 

Avoiding & Fixing Leaks ........................................................................................................................ 6

 

6.

 

Tightness of Bands ................................................................................................................................... 7

 

7.

 

Preserving the Wood Finish ..................................................................................................................... 7

 

7.1 Interior Finish ............................................................................................................................... 7

 

7.2 Exterior Finish .............................................................................................................................. 8

 

7.3 Cover Finish .................................................................................................................................. 8

 

8.

 

Control Adjustments ................................................................................................................................ 9

 

8.1

 

Temperature ............................................................................................................................. 9

 

8.3

 

Jets and Air Control Valves ................................................................................................... 10

 

8.4

 

Pump Hi-Lo Control .............................................................................................................. 10

 

8.5

 

Light On-Off Control ............................................................................................................. 10

 

8.6    Hi Temperature Reset .............................................................................................................. 10

 

9.

 

Keeping Wooden Tub’s Water Clear & Sanitary................................................................................... 11

 

9.1 The Hot Tub and Spa Challenge 

11

 

9.2 Physical (Mechanical) Cleansing 

11

 

9.2.1 Other Basic Tips ...................................................................................................................... 12

 

9.3 Water Balancing 

13

 

9.3.1 pH ............................................................................................................................................ 13

 

9.3.2 Total Alkalinity ........................................................................................................................ 14

 

9.3.3 Calcium Hardness .................................................................................................................... 14

 

9.3.4 Controlling Foaming ................................................................................................................ 15

 

9.3.5 Stain-producing Metals ............................................................................................................ 15

 

9.3.6 Total Dissolved Solids (TDS) .................................................................................................. 15

 

9.4

 

Micro-Organism (Bacteria) Control – Sanitation and Oxidation. 

16

 

9.4.1  Bromine .................................................................................................................................. 17

 

9.4.1.1 The Use of the Two-Part System ......................................................................................................... 17

 

9.4.1.2 The Use of Brominating Tablets .......................................................................................................... 18

 

9.4.2 The Use of Metal Ions or Mineral Treatments ......................................................................... 20

 

9.4.2.1 Spa Frog Silver Mineral Cartridge ....................................................................................................... 20

 

9.4.2.2 Silver/Copper/Zinc Electric Ionization ................................................................................................ 20

 

9.4.3 Oxidation and Shock Treatment............................................................................................... 23

 

9.4.4 The Use of an Ozonator ........................................................................................................... 23

 

9.4.5 Algae, White Water Mold and Biofilm Control ....................................................................... 24

 

9.5 Too Many Choices- Just Summarize what to Use! 

25

 

9.6 Water Trouble Shooting 

27

 

9.7 Quick Water Treatment Summary Instructions 

30

 

9.7.1 Tub without an Ionizer and Ozonator ...................................................................................... 30

 

9.7.2  Tub with an Ionizer and Ozonator .......................................................................................... 31

 

9.8 Replacement Chemicals 

32

 

10.   Controls Troubleshooting ...................................................................................................................... 32

 

11.   Warranty Claims ................................................................................................................................... 33

 

Summary of Contents for Cedar Tub

Page 1: ...ncing 13 9 3 1 pH 13 9 3 2 Total Alkalinity 14 9 3 3 Calcium Hardness 14 9 3 4 Controlling Foaming 15 9 3 5 Stain producing Metals 15 9 3 6 Total Dissolved Solids TDS 15 9 4 Micro Organism Bacteria Co...

Page 2: ...C may be injurious to your health o Before entering the spa or hot tub measure the water temperature with an accurate thermometer o Never walk climb play or jump on the cover o When Tub is not in use...

Page 3: ...dug out area with a small aggregate gravel fill Compact and level the gravel before positioning the patio blocks We prefer this method to pouring a cement base Should the ground settle unevenly and th...

Page 4: ...tization procedures Experience will allow you to determine at what level to keep the water to account for the displacement that will occurs as bathers enter the tub The smaller tubs have the largest d...

Page 5: ...suction to drain the water that is trapped in the pump and heater which are two of the low points You also want to open the drain plug in the pump if it has one If you also have a gas heater open the...

Page 6: ...eaks in a hot tub due to an assembly problem A tub that never seems to seal at all is indicative of this Our assembly method if followed is intended to avoid this However if these are not followed to...

Page 7: ...ver even under these conditions the natural golden brown colour will still come through once the wood is re wetted The nemesis of the interior finish is the tri chlor type chlorine compounds and to a...

Page 8: ...oxy latter will look very shiny This combination will completely seal the end cut and will also prevent stain from transferring to the white underside of the cover If this surface finish deteriorates...

Page 9: ...2 Cold Water Start Up If a tub is being filled with quite cold water which is below the freeze protection temperature of the Spa Pack the system may behave strangely to you this is especially true if...

Page 10: ...h as is the case for Cottage systems and instead a pneumatic air switch is used to change the pump speed then it is mandatory to keep the pump running 24 hrs during freezing temperatures 8 5 Light On...

Page 11: ...chanical cartridge filter Turbid water is usually a sign that the mechanical filtering isn t doing its job Check the filter and the filter bypass valve which should not stay partially open When operat...

Page 12: ...in soap or ammonia based products and are very bad for your water chemistry and if you don t get the entire product out of the spa you could wind up with a very large bubble bath One of the most commo...

Page 13: ...trongest possible reading being 14 A normal range of pH for hot tubs would be 7 2 to 7 6 or neutral to very slightly basic Water that is either too low or too high in pH will be out of balance and wil...

Page 14: ...H bounce Corroded metals equipment Skin and eye irritation 9 3 3 Calcium Hardness The term hard water originally came about because water with high levels of calcium does not clean clothes well hard t...

Page 15: ...use is likely iron oxidizing not tannin leaching Copper on the other hand causes green water and stains ranging from blue green to black Copper is responsible when fingernails or hair turn green Coppe...

Page 16: ...as MPS This is still a large variety and which combination a customer should use is governed by factors such as effective ness convenience and cost You will notice we have not mentioned the most commo...

Page 17: ...together in an equilibrium state that depends on the pH Only HOBr is the effective sanitizer and while the OBR is a weak oxidizer it exists in small quantities at the normal required pH lev els as the...

Page 18: ...table provides the water volumes contained in the various sized hot tubs The chemicals quantities indicated for the larger tubs is large because the water contained in these tubs is large How ever if...

Page 19: ...end to be notorious for not indicating well and if you have ample tablets in use and they are dissolving at a good rate cartridge lasts less than 1 week and you are getting a rash the likely cause is...

Page 20: ...convenient for the hot tub owner For the larger tubs two cartridges in a floating unit are recommended instead of the single in filter cartridge 9 4 2 2 Silver Copper Zinc Electric Ionization Theory...

Page 21: ...tting until it has and record the total time it took for future fresh fills The ideal concentration for hot tubs is between 0 4 0 8 ppm If it is much higher you need to drain some water and dilute the...

Page 22: ...rge amount of spillage or water loss Use at your discretion This button will decrease the duty cycle time or large dose hours This button will increase the duty cycle time or large dose hours OPERATIN...

Page 23: ...version and in fact the label it as Shock Shock treatment is best performed after each bathing episode By adding the specified dose of 30ml 1000 l at that time the wastes will be oxidized and thus des...

Page 24: ...cleaning of all surfaces including piping with a concentrated MPS solution and possibly a biofilm removal liquid is required Use the same technique as de scribed for removing biofilm discussed next T...

Page 25: ...y Deluxe Starter Chemical Kit 2 For the persons who want convenience but have no great problem with chemical treatments we offer the above chemical kit supplemented with an ozonator The ozonator once...

Page 26: ...on Discussion Discussion Fully able to keep tub water clear and sanitary Use 2 part bromine system Or Floating dispenser with MPS Oxy Pur and some initial NaBr Mineral Aid as a starter Rated Better ye...

Page 27: ...diment and get it into the water Then add some Sea Blue and allow it the sediment to get caught by the filter Also use MPS after each bathing session according to directions It will take some time for...

Page 28: ...um line around the top of the spa see next problem Regular use of MPS Oxy Pur should break up these kinds of products Use of Nature Pur a descummer makes these products even more susceptible to oxidat...

Page 29: ...to deposit above the damp water line Unstable pH Low total alkalin ity levels Test total alkalinity levels with an accurate test kit and if necessary increase with an Alka Rise pH resistant to changi...

Page 30: ...30 Rev 13 9 7 Quick Water Treatment Summary Instructions 9 7 1 Tub without an Ionizer and Ozonator...

Page 31: ...31 Rev 13 9 7 2 Tub with an Ionizer and Ozonator...

Page 32: ...t interrupter or residual current device suddenly start to trip as soon as pow er is applied A This would indicate that there is an electrical current leak at the heater element and it should be re pl...

Page 33: ...ou got shipped a motor that has the low and high speed wiring not matching the Spa Pack At the motor reverse the high and low speed wires black red or black and brown Q I filled my tub the pump runs b...

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