Saint Roch Universal SRU Series, Manual And Installation Instructions

Page 1: ...ppliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you can not reach y...

Page 2: ...d record burner performance on page 19 The controls and accessories listed in this manual are intended to serve as guidelines rather than specific recommendations We realize other makes and models of...

Page 3: ...ting 7 15 16 Exhaust Venting 8 17 Common Exhaust Venting 8 1 18 Gas Venting 8 2 18 Burner Setup 9 19 Oil Burner Setup 9 1 20 Gas Burner Setup 9 2 21 Gas Line Piping 10 22 Boiler Casing Assembly 11 23...

Page 4: ...proper operation See page 29 for service record Review and explain start up and routine maintenance procedures with homeowner Fire explosion asphyxiation and electrical shock hazard Improper installat...

Page 5: ...le temperature setting Install some type of tempering device such as an automatic mixing valve at hot water tap or water heater Automatic mixing valve must be selected and installed according to manuf...

Page 6: ...structions If you can not reach your gas supplier call the fire department 7 If you don t smell gas go to the next step 8 Return the manual valve on the combination gas valve to the on position by rev...

Page 7: ...ons Heating Capacity MBH INPUT MBH Net AHRI Rating Output Length Inch Coil Size GPM Water Content gal Weight Lbs AFUE Efficiency SRU30 3 123 140 107 24 5 3 5 11 25 337 87 1 SRU40 4 154 175 134 29 5 4...

Page 8: ...Tie Rod Nut 8 Tie Rod Washer 9 1 1 4 Plug 10 Plug gasket 11 1 4 X 1 1 4 Bushing 12 Boiler Swing Door 13 Upper Cleanout Plate Insulation 14 Upper Cleanout Plate Gasket 15 Burner Door Insulation 16 Door...

Page 9: ...icinity of this heating appliance WARNING Boiler is certified as an indoor appliance Do not install boiler outdoors or locate where it will be exposed to freezing temperatures NOT FOR MOBILE HOME INST...

Page 10: ...rners in North America SRU BOILER 1 Hydrostat 3250TC High Limit w LWCO 1 Plugs 1 Combo pressure temp gauge 1 90 Elbow 1 X 3 Nipple 1 Electrowell 1 30 PSI pressure relief valve 1 Cera Fiber Pad FOR BOT...

Page 11: ...anel of the boiler as close to the immersion well as possible using the tabs on the hydrostat Run the sensor from behind the aquastat to the immersion well and fix it according to manufacturer s instr...

Page 12: ...tures as well 2 Flow Restrictor Recommended If water is drawn from the tankless coil at a rate in excess of the rating in Table 1 1 the temperature of the hot water may be too low to be of use The use...

Page 13: ...chlorine Recommend flushing coil with a compatibile coil cleaner solution annually Coil cleaning and domestic water qualtiy recommendations Using a 17mm Socket wrench Start to tighten at spot 1 then m...

Page 14: ...n and service circulator replacement condensate trap control replacement etc If the boiler is to be used in conjunction with a chilled water system it must be piped with the appropriate valves to ensu...

Page 15: ...for combustion and ventilation is to come from outside the building Two 2 openings shall be provided with one opening commencing within 12 inches of the top and an opening commencing within 12 inches...

Page 16: ...por retarder with a rating of 1 perm or less with openings sealed with gaskets etc 2 Weather stripping has been added on open able windows and doors and caulking or sealants are applied to areas such...

Page 17: ...ey Proper chimney sizing is important to prevent damage due to possible condensation from low flue gas temperatures Should you have concern that the flue gases could condense you should consider linin...

Page 18: ...ppliance will operate continuously 5 Test for spillage at the barometric damper opening after 5 minutes of main burner operation Use the flame of a match or candle or smoke from a cigarette cigar or p...

Page 19: ...e rated efficiency level the CO2 should be set to 13 2 and CO should be less than 50ppm To ensure proper burner setup gauges should be used to check things such as the pump pressure CO2 levels CO leve...

Page 20: ...4 5 4 5 4 5 Nozzle 85X70 1 00X70 1 25X60 1 50X45 Spray Pattern B B B B Pump Pressure 150 psi 150 psi 150 psi 150 psi Head Bar 2 3 4 2 Air Gate 40 45 50 40 9 1 Oil Burner Setup This page is only for b...

Page 21: ...3 5 3 5 3 5 3 5 3 5 Air Gate 25 25 35 43 70 80 Note Consult burner manufacturers literature for gas manifold diagram and controls To determine how much gas is coming into the burner or to set the gas...

Page 22: ...on as the gas inlet connection to the boiler Extend the drop line with a nipple towards the floor and cap to form a sediment trap Install a shut off valve before the tee with sediment trap and a union...

Page 23: ...and secure the nut onto the tie rod at the foot of the front section and onto the tie rods at the foot of the rear section 4 Rest the side panels 5 6 on top of the brackets and use panhead mounting s...

Page 24: ...for type T wire 63F 35C or other specified wire as applicable when installed in accordance to manufacturer s instructions and wiring diagrams If an external electrical source is utilized the boiler w...

Page 25: ...d a ground wire and provided a mechanical connection for grounding the Hydrolevel Immersion well back to the 3250 grounding lug NOTE All wiring must be done in accordance with applicable state local a...

Page 26: ...26 12 2 Oil Burner Wiring NOTE All wiring must be done in accordance with applicable state local and national codes Use only copper conductors...

Page 27: ...27 12 3 Gas Burner Wiring NOTE All wiring must be done in accordance with applicable state local and national codes Use only copper conductors...

Page 28: ...spade connectors Needed 2 lengths of 20 14awg wire 1 Choose a convenient location to install your SRU SDE 2 Install your smart outlet or timer 3 Connect the SRU SDE to your 3250 Hydrostat C OR termin...

Page 29: ...mber of any debris with brush and vacuum 4 Remove smoke pipe and clean out debris from cleaning or soot build up 5 Inspect smoke pipe for any corrosion before reinstalling Replace if necessary 6 Consu...

Page 30: ...mp Room Temp Ambient Net Stack Temp CO2 O2 Smoke Reading Combustion EFF System Checklist Boiler Model Serial Original Purchaser Installer Burner Checklist Burner Manufacturer Burner Fuel Type Burner M...

Page 31: ...ion conforms to all codes and ordinances 4 This warranty does not apply to boilers which are subject to misuse abuse neglect alteration accident excessive temperature excessive pressure or corrosive w...

Page 32: ...cts shown in this guide book can be shipped next day to anywhere in the US Canada QHT has worked 35 years as a manufacturers representative for HVAC products sold to wholesale distributors in the U S...