27
PARTS SCHEMATIC
Parts Identification
Page 1: ...hite com ATTENTION ALL USERS This heater has been tested and evaluated by C S A International in accordance with the requirements of Standard ANSI Z83 7 CSA 2 14 and is listed and approved as a direct...
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Page 3: ...d to property damage personal injury or loss of life GENERAL HAZARD WARNING Failure to comply with the precautions and instructions provided with this heater can result in Death Serious bodily injury...
Page 4: ...s Owner s Manual includes all options and accessories commonly used on this heater When calling for technical service assistance or for other specific information always have model number configuratio...
Page 5: ...Gas 6 ft 1 83 m SPECIFICATIONS Model Electrical Supply Volts Hz Phase Amp Draw Dimensions Inches L x W x H Minimum Safe Distances From Nearest Combustible Materials STARTING CONTINUOUS OPERATION Fuel...
Page 6: ...nder some circumstances If there is an underground leak the movement of gas through the soil can filter the odorant Propane gas odor may differ in intensity at different levels Since propane gas is he...
Page 7: ...Forced air heaters shall not be directed toward any propane gas container within 20 feet 6 10 meters Do not wash the heater Use only compressed air a soft brush or dry cloth to clean the interior of t...
Page 8: ...nd clear while the main burner ignites to prevent injury caused from hidden leaks that could cause flashback With the main burner in operation check all connections hose connections fittings and joint...
Page 9: ...and defective parts replaced immediately The heater must be retested by properly qualified service personnel before placing the heater back into use PROPANE GAS SUPPLY SIZING The vaporization of prop...
Page 10: ...nsert POL stem into the valve on the tank Thread the nut counterclockwise into the tank valve Tighten the nut securely with a wrench See Fig 4 2 Slowly open the tank valve This will prevent lock up of...
Page 11: ...urer s recommended burner manifold pressure for size orifice used Ensure that the primary air supply to heater is open and free of dust dirt and debris for complete proper combustion If the heater is...
Page 12: ...no cost A nominal charge will be applied for wiring diagrams Maintenance Instructions 1 Before cleaning shut off all gas supply valves and disconnect electrical supply 2 The heater should have dirt or...
Page 13: ...check for gas leaks 9 Clean the heater s orifice with compressed air or a soft dry rag Do not use files drills broaches etc to clean the orifice Doing so may enlarge the hole causing combustion or ign...
Page 14: ...contacts of the switch opening 3 Allow the switch to cool The switch contacts will close Check for electrical continuity across the switch terminals to ensure contacts have closed FIG 10 AUTO RESET B...
Page 15: ...UT BOWED RETAINING CLIP SMALLER HOLE ALIGNED TO IGNITER GAP MAINTENANCE 1 Using a small wire brush reach down the barrel of the heater and brush the igniter electrode Ensure buildup is removed 2 Test...
Page 16: ...rom heater FIG 19 THERMOSTAT IGNITION CONTROL 14 15 1 Disconnect the LED wire harness from the circuit board if applicable 2 Disconnect the ignition cable and remove the nuts securing the control to t...
Page 17: ...and start the heater FIG 22 C Reading Pressures 1 With the heater operating the pressure gauge must read the pressures specified on the dataplate 2 Does the reading at the gas control valve agree wit...
Page 18: ...Lights But Does Not Stay Lit 24 Components should be replaced only after each step has been completed and replacement is suggested in the flow chart Refer to the Servicing sections as necessary to obt...
Page 19: ...voltage supplied to heater power cord Check extension cords and circuit breakers Repair extension cord reset breaker or call qualified electrician No 18 Problem Defective ignition control Does thermos...
Page 20: ...and closed positions Yes If air proving switch is bypassed remove the bypass and retest Replace the switch if necessary One Time Air proving switch contacts are closed before fan motor starts Is air...
Page 21: ...gnition control Defective motor Does ignition control send voltage to air proving switch Is ignition control receiving proper voltage No Is proper voltage supplied to heater power cord Defective ignit...
Page 22: ...ernal board fault If module resets then have qualified electrician check power source for power quality problems Frequency line noise line spikes loose connections too small wire gauge Flame sense rel...
Page 23: ...ed to ignition control Defective thermostat Is voltage supplied to air proving switch from the ignition control Defective Ignition Control Does fan motor start Check for voltage from ignition control...
Page 24: ...rk Is high voltage lead securely connected to ignition control and ignitor Connect high voltage lead Is ignitor properly gapped Check igniter gap Regap to 3 16 in Is ignitor gap positioned toward burn...
Page 25: ...iter if needed No Connect high voltage lead 24 TRADESMAN HEATER Problem Is proper fuel supplied to heater inlet Connect proper gas supply to heater Open all gas shutoff valves No Is proper gas pressur...
Page 26: ...Electrical Connection and Ladder Diagrams 25 TRADESMAN 400 TRADESMAN 400 ULTRA...
Page 27: ...fresh air into the heater and blow it into room for heating Gas Control Solenoid Valve House an electromagnet which is energized by voltage and opens to allow passage of gas to the burner orifice Gas...
Page 28: ...27 PARTS SCHEMATIC Parts Identification...
Page 29: ...ve 572551 14 Manifold tube with fittings 572570 15 Ignition control 571344 16 Ignition cable high voltage 571263 17 Igniter 573196 18 Backflash switch with hardware 572571 19 Combustion chamber with b...
Page 30: ...nths of the date code marked on the part If the defect occurs more than 24 months later than the date code but within 24 months from the date of purchase by the end user a copy of a bill of sale will...
