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Pump Lubrication: 

Pump  should  be  periodically  oiled  by 
applying  10  to  12  drops  of  light  oil 
down  the  pump  rod  through  the 
opening in the pump cap as shown. 

Pump Disassembly & Reassembly: 

NOTE: Remove pump from tank prior to disassembly. 

1. Inspect gasket. If worn or damaged, remove and replace. (

See Figure 1

2. To remove pump cap from pump barrel, squeeze the tabs on the cap and pull away from 

barrel. (

See Figure 2

 

Figure 1                                        Figure 2 

 
3. Inspect O-ring. If worn or damaged, remove and replace. Lubricate O-ring with petroleum 

jelly. (

See Figure 3

4.  Inspect  check  valve  in  bottom  of  barrel.  If  worn  or  damaged,  remove  and  replace  by 

pressing into hole in bottom of barrel. (

See Figure 4

5. Insert the pump handle assembly into the barrel. Align the tabs of the pump cap with the 

rectangle cut-outs on the barrel. Push cap into place until the cap snaps securely into 
position. (

See Figure 5

  

 

 

Figure 3                               Figure 4                                Figure 5 

 

Nozzle Maintenance: 

1. If nozzle clogs, remove and disassemble the nozzle assembly. 
2. Clean the openings of any obstructions and reassemble. 

 
 

 

 

Maintenance 

Summary of Contents for 190545

Page 1: ...Instruction Manual MAN190545 REV A 23 04 18 PRO GRADE HAND SPRAYER 5L 8L 190545 190546 190548 190549...

Page 2: ...Do not store chemicals in this tank Always release pressure when sprayer is not in use and before performing any maintenance Clean and rinse sprayer thoroughly after each use and before and maintenanc...

Page 3: ...ozzle C Adjustable Cone Nozzle D Red High Volume Fan Nozzle E Yellow Low Volume Fan Nozzle F Flat Seal G Adapter H Extension ADJUSTABLE CONE USES FOAMING NOZZLE USES Spot spraying in or around flower...

Page 4: ...oper mixture 4 Install the pump into the tank opening and turn clockwise until tightly sealed against the tank See Figure G Figure E Figure F Figure G Pressurising 1 Make sure spray gun shut off lock...

Page 5: ...pump and tighten securely 3 Agitate the tank to rinse the chemical from the tank wall and pump 4 Remove the pump and empty the contents into gravel or bare soil 5 Refill the tank with clean tap water...

Page 6: ...e 2 3 Inspect O ring If worn or damaged remove and replace Lubricate O ring with petroleum jelly See Figure 3 4 Inspect check valve in bottom of barrel If worn or damaged remove and replace by pressin...

Page 7: ...he handle from the shut off assembly 2 Remove the filter from the shut off assembly 3 Clean any debris from inside the handle shut off assembly or the filter by rinsing with cool clean water 4 Reassem...

Page 8: ...pped torn swollen damaged pump or missing valve at bottom of pump Fig 4 1 Remove and clean dirt or debris from valve Fig 4 and sealing surface on pump 2 Replace if worn or missing valve as described i...

Page 9: ...Assembly 2 183870 Pressure Relief Valve 3 183862 Nozzle Kit 4 183871 Hand Pump Repair Kit 5 183859 Trigger Assembly Shut Off Assembly 5A 183863 Trigger Assembly Wand Repair Kit 6 183860 Stainless Stee...

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