Raypak 0133-4001 WH Installation And Operating Instructions Manual Download Page 44 | Manualshive

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WIRING DIAGRAM - WH2 3001-4001

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Summary of Contents for 0133-4001 WH

Page 1: ...t alteration service or maintenance can cause property damage personal injury or loss of life Refer to this manual Installation and service must be performed by a qualified installer service agency or...

Page 2: ...ITCHES 2 5 COMPONENTIDENTIFICATION 2 6 ELECTRICALCONNECTIONS 2 7 LOCATIONOFCONTROLS 2 8 START UPPROCEDURES 3 0 GENERAL 3 0 PUMPANDMOTOR 3 0 GENERALSAFETYPRECAUTIONS 3 1 LIGHTINGINSTRUCTIONS 3 2 AFTERS...

Page 3: ...f the American National Standard ANSI Z21 10 3 Each heater has been constructed and pressure tested in accordance with the requirements of Section IV of the American Society of Mechanical Engineers Co...

Page 4: ...appliance DO NOT touch any electrical switch DO NOT use any phone in your building Leave the building immediately and make sure that every one else leaves also Leave the doors open for ventilation and...

Page 5: ...ropriate listed floor shield base is provided An optional listed floor shield base is available for factory installation with the heater on all indoor models Do NOT use the shipping base crate as an i...

Page 6: ...on side opposite water connec tions for deliming of Heat Exchanger Tubes Vent includes factory supplied drafthoods and does not include field supplied vent systems above the drafthood On Models 2100...

Page 7: ...er 2 000 feet reduce ratings 4 for each 1 000 feet above sea level Bold type indicates Low NOx models Recovery based on manufacturer s rating MODEL 133 NOTE Ratings are shown for elevations up to 2 00...

Page 8: ...vations over 2 000 feet reduce ratings 4 for each 1 000 feet above sea level Recovery based on manufacturer s rating NOTE Ratings are shown for elevations up to 2 000 feet For elevations over 2 000 fe...

Page 9: ...evations over 2 000 feet reduce ratings 4 for each 1 000 feet above sea level Recovery based on manufacturer s rating NOTE Ratings are shown for elevations up to 2 000 feet For elevations over 2 000 f...

Page 10: ...om the floor for combustion air as outlined in ANSI Z223 1 and any local codes that may have jurisdiction CAUTION Combustion air must not be contaminated by corrosive chemical fumes which can damage t...

Page 11: ...onto unit Position top so it is centered on unit from side to side and front to rear MODELS 181 401 and 182 400 VENT TERMINAL Outdoor Stackless Top Installa tion 1 Insert tabs into keyhole 4 places F...

Page 12: ...itioned with the vent sensor located on the front left side as shown Step 5 Remove plastic plug from left side of heater jacket and install the plastic grommet provided Step 6 Route flue sensor wire h...

Page 13: ...e the flanged side of the flue opening is up 4 Turn the stack drafthood upside down and set it down bottom side up 5 Turn the jacket top panel removed in step 1 upside down and place it through the st...

Page 14: ...electric meters gas meters regulators and relief equipment 14 Fig 7043 1 At the time of removal of an existing heater the follow ing steps shall be followed with each appliance remain ing connected t...

Page 15: ...it serves only the appliance for which it is intended If improperly installed a hazardous condition such as an explosion or carbon monoxide poisoning could result Make certain that it is mounted in a...

Page 16: ...G COULD RESULT Fig 8181 0 2 Turn the thermostat or controller up to call for heat and check that the vent damper indicator points to the open position Fig 4 3 Turn the thermostat or controller down ag...

Page 17: ...off valve must be disconnected from the gas supply during any pressure testing of that system at test pressures in excess of 1 2 PSI Dissipate test pressure in the gas supply line before reconnecting...

Page 18: ...3 7 WC natural gas and 10 5 WC propane Models 181 261 331 and 401 should be 3 9 wc natural gas If an adjustment is needed turn adjustment screw clockwise to increase pressure or counter clockwise to...

Page 19: ...19 FLOW RATES...

Page 20: ...1 401 2 1 2 NPT 80 Ft 926 1826 2 NPT 75 Ft 514 824 3 NPT 85 Ft 2100 4001 Additional pipe fittings will increase the system head loss 5 Select a pump based on the water hardness flow and system head lo...

Page 21: ...21 TYPE WH UNITEMP 80 SYSTEM PIPING DIAGRAMS...

Page 22: ...prevalent and where hot water demand is fairly constant throughout the day such as apartments hotels motels and industrial applications The Type NH heater should not be used on apartments and hotels...

Page 23: ...ure on supply line must be a minimum of 20 feet from the heater 4 Supply line size must be 2 minimum If not possible add a tank between heater and first fixture TYPE NH DUAL MODELS 514 1826 23 MINIMUM...

Page 24: ...ed on top of the storage tank at the time of installation No valve is to be placed between the relief valve and the storage tank The pressure rating of the relief valve must not exceed the 160 maximum...

Page 25: ...ally shut down burners if abnormal pressures exist HIGH LIMIT The heater is equipped with a manual reset High Limit Push the reset button and set the limit s to 30 F 40 F above desired operating tempe...

Page 26: ...MIT THERMOSTAT CONTROL HIGH and or LOW GAS PRESSURE SWITCH IGNITION CONTROL MODULE LOW WATER CUT OFF MECHANICAL MODULATING VALVE FLOW SWITCH FLOW SWITCH PADDLE CUTTING GUIDE Fig 9314 Fig 8929 1 Fig 93...

Page 27: ...on packet The TH leads are for the remote tank 27 ELECTRICAL CONNECTIONS control connection 24 Volts are supplied to this con nection through the heater transformer DO NOT attach line voltage to the T...

Page 28: ...LOCATION OF CONTROLS 28 400 WH1 WH2 WH3 181 LOW NOx WH1 Fig 9360...

Page 29: ...29 Fig 9334 LOCATION OF CONTROLS...

Page 30: ...in lighting heater in confined areas INITIAL START UP PUMP AND MOTOR Many pumps are now direct drive They have no coupler or bearing assembly These pumps do not require lubrication Others require SAE...

Page 31: ...ails the relationship of water temperature and time with regard to scald injury and may be used as a guide in determining the safest water temperature for your applications Temperature Time to Produce...

Page 32: ...r to the appliance 4 This appliance is equipped with an ignition device which automatically lights the pilot Do not try to light the pilot by hand 5 Remove heater door panel 6 For Robertshaw gas valve...

Page 33: ...gnition should cut off when pilot flame is established c Main gas valve should open and main burner should ignite after gas reaches the burner port INTERMITTENT PILOT SYSTEM CHECKOUT PROCEDURE S8600 B...

Page 34: ...l pump motor and bearing assembly if oil cups are provided b Disconnect pump from header and check condition of pump impeller Check condition of bearing by attempting to move impeller from side to sid...

Page 35: ...end call for heat and wait 60 seconds on lockout models before beginning step 3 ADDENDA LOW NOx HEATERS Models 181 to 401 35 Fig 9361 HIGH GAS PRESSURE SWITCH Pressure switch senses high pressure and...

Page 36: ...install MAIN BURNER AND ORIFICE REMOVAL 1 Remove burner tray See Burner Tray Removal procedure above 2 Remove 8 screws from the hold down brackets 3 Remove 8 screws from the left and right sides of th...

Page 37: ...and ground wire Clean flame rod Check electrical connections between flame rod and module Check for cracked ceramic flame rod insulator Check that pilot flame covers flame rod and is steady and blue A...

Page 38: ...WIRING DIAGRAM WH2 182 260 38 WIRING DIAGRAMS...

Page 39: ...WIRING DIAGRAM WH2 330 400 39...

Page 40: ...40 WIRING DIAGRAM WH2 514 624...

Page 41: ...41 WIRING DIAGRAM WH2 724 1336...

Page 42: ...42 WIRING DIAGRAM WH2 1414 1826...

Page 43: ...43 WIRING DIAGRAM WH2 2100 2500...

Page 44: ...44 WIRING DIAGRAM WH2 3001 4001...

Page 45: ...WIRING DIAGRAM WH1 181 261 LOW NOx 45...

Page 46: ...46 WIRING DIAGRAM WH1 331 401 LOW NOx...

Page 47: ...the circuit breaker outdoor con troller etc upstream of heater If power to Leads L1 and L2 of trans former but no power on 24V side re place Jumper thermostat replace with new if heater fires If powe...

Page 48: ...to remove both RAYPAK TUBE CLEANING KIT headers for better visibility through the tubes and to be sure the residue does not get into the system Note that you do not remove the top pan or the heat exc...

Page 49: ...ighten when reinstalling PILOT REMOVAL AND CLEANING 1 Disconnect pilot tubing at pilot and sensor igniter wire Remove screws holding pilot bracket to burner tray 2 Remove pilot and bracket clean pilot...

Page 50: ...days of start up recheck all air vents and expansion tank levels COMBUSTION CHAMBER REMOVAL To remove combustion chamber you must first have removed the heat exchanger Unbolt metal combustion chamber...

Page 51: ...formation NOTE In extreme cases it may be necessary to remove the heat exchanger completely for cleaning The simplest method is high pressure cleaning at a local car wash DO NOT WIRE BRUSH CAUTION So...

Page 52: ...epaid and all applicable warranty conditions satisfied The replacement part will be warranted for only the unexpired portion of the original warranty Raypak makes no warranty whatsoever on parts manuf...

Page 53: ...ak Inc 2151 Eastman Avenue Oxnard CA 93030 805 278 5300 FAX 800 872 9725 Raypak Canada LTD 2805 Slough Street Mississauga Ontario Canada L4T 1G2 905 677 7999 FAX 905 677 8036 Litho in U S A www raypak...

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