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Heater Components

Item

Description

Part Number

Blower Motor Assembly

P21A-T101

Blower Gasket

E20A-X102

ECU

P21A-T301

Temperature Sensor

P65A-X104

Glow Pin Screen (Includes Insert Tool)

P65A-X102

Glow Pin (Includes Split Socket)

P65A-T102

Burner with gasket

E20A-X101E

Burner Gasket

E20A-X103

Maintenance Kit – Includes:

2. Blower Gasket
5. Glow Pin Screen
6. Glow Pin
8. Burner Gasket

P21A-T803

PH21A Replacement Parts

Note:

Refer to Kit List section for additional part listing.

Содержание PH21A

Страница 1: ...Technical Description Installation Instructions Operating Instructions Troubleshooting PH21A AIR HEATER...

Страница 2: ...ist 6 Main Components and Operating Concept 8 Heater Mounting 9 Fuel System 13 Electrical Connections 16 Operating Switch 19 Exhaust Combustion Air Intake Connections 23 Heater Ducting 25 Heater Opera...

Страница 3: ...ipment RVs and boats by using on board diesel fuel and battery systems Operation is simple and the heater provides a safe and reliable alternative to engine idling or need for electrical plug ins Plea...

Страница 4: ...nner to shield it from anyone making contact with it This heater is not designed for use with straight bio diesel Blends of bio diesel up to 10 are acceptable Operating outside of these conditions may...

Страница 5: ...min CFM 1 65 58 1 19 42 0 72 26 0 47 16 Power Consumption watts 34 23 13 9 Power Consumption at Start watts 100 Fuel Type Diesel Nominal Voltage 12 Volt Lower Voltage Limit 9 Volts over 20 seconds Upp...

Страница 6: ...T801 Description Operating Switch Mount Bracket Description Heater Mounting Plate Seal Description Wiring Harness 4 5M 15 Power Harness 20A Fuse 4 5M 15 Fuel Pump Harness 6M 20 Switch Harness Descrip...

Страница 7: ...1 5 2 0 mm ID Small Fuel Line Clamps 9 11 mm x 9mm wide Fuel Filter Cable Ties Medium Grade Black 20cm QTY 1 2 1 2 1 7 6 10 10 6 2 Part Number U65D X502 U65D X701 U65D X707 U65D X706 U65D X702 NPN NPN...

Страница 8: ...le The process air blower transfers air from the cabin over the outside of the heat exchanger and blows hot air into the cabin The heater automatically maintains the desired set temperature in the cab...

Страница 9: ...side the cabin provided you adhere to the following conditions Combustion air intake exhaust and fuel inlet connections must be on outside of the vehicle Heater must be mounted on flat surface and pro...

Страница 10: ...ual components openings should be made For ease of installation fasten the mounting plate to the heater and make exhaust combustion air intake and fuel connections at the base of the heater before mou...

Страница 11: ...11 Heater Mounting Figure M3 Combustion air Seal Exhaust Fuel Line Wiring Harness Heater Flange...

Страница 12: ...12 Heater Mounting Figure M4 2 1 8 3 x 2 4 x 5 Rectangle...

Страница 13: ...onents provided System Layout Considerations Keep the length of the fuel system short as possible Mount the fuel pump as close to the fuel pickup as possible pump pushes better than it sucks Minimize...

Страница 14: ...g angle is observed to avoid cavitation Figure F3 Fuel Source Connect directly into the fuel tank using our dedicated fuel pickup tube Figure F4 Teeing into the existing vehicle fuel lines is not reco...

Страница 15: ...as shown in Figure F4 Position fuel pick up 4 from bottom of tank for round tanks and 1 for flat tanks cut tube as necessary Fuel Line Connections Route fuel lines from the fuel pick up pipe to the h...

Страница 16: ...tch fuel and power harness Connects to the heater s main connector Refer to Main Harness Wiring Legend for details B Power Harness 2 Core 4 5M 15 Long Red Brown Route power harness section from heater...

Страница 17: ...7 Grey Switch 8 Open Open end view of main heater harness connector Figure E4 2 3 4 5 6 7 8 1 9 10 11 12 13 14 15 16 Glow Pin ECU Electrical Connections Green Yellow Black Black Black Red Blower Motor...

Страница 18: ...ections Figure E5 Operating Switch Wiring Brown Brown Black Red Red White Brown White Red Yellow Grey Blue White Grey Red 1 2 2 3 3 4 4 5 5 6 6 1 4 5 6 1 2 3 6 5 4 3 2 1 Male Viewed from wire side of...

Страница 19: ...e cabin temperature set operating mode monitor heater operations and access diagnostic information Operation Buttons Display Icons Temperature Setting Battery Fuel Level Flame Glow Pin Blower Motor Al...

Страница 20: ...o regulate the cabin temperature Temperature displayed on switch only reflects temperature at operating switch Note Once combustion process starts switching off heater will initiate a 4 minute cool do...

Страница 21: ...witch Output level range is 1 1 2 0 0 1 intervals Automatic Mode Adjust target temperature by rotating switch Target temperatures range is 10 C to 35 C 1 intervals Self Diagnostics If ECU detects a pr...

Страница 22: ...r Repeat to advance to the next selection Once selected the Fuel Level gauge is reset to the capacity selected Auxiliary Fuel Reservoir Monitor If an auxiliary fuel reservoir is used Operating Switch...

Страница 23: ...w point if proper incline cannot be maintained Route the exhaust pipe from the heater using p clamps provided Route away from the vehicle slip stream Combustion Air Intake Considerations The combustio...

Страница 24: ...24 Exhaust Combustion Air Intake Connections 25mm Combustion Air Intake Min 0 4M 8 Max 1 0M 39 24mm Exhaust Min 0 4M 8 Max 2 0M 78 Figure A1 Figure A2 Direction of travel...

Страница 25: ...rushing Ensure ducting components will not come in contact with combustible materials Install protective covers or shields as required Position hot air outlet so that it cannot be blocked or otherwise...

Страница 26: ...n the glow pin remains on and the fuel air mixture is slowly increased The flame sensor monitors the increasing temperature at the heat exchanger Typically 2 minutes 5 Running Phase Once the flame is...

Страница 27: ...hamber and cool down the heat exchanger The cool down cycle will last approximately 4 minutes Safety Systems The heater is equipped with several control features to protect itself and the operator Sys...

Страница 28: ...d is continuously monitored If the fan motor does not start or if the speed deviates by more than 40 the heater will turn OFF after 60 seconds Emergency Shut Down In event of an emergency shut down th...

Страница 29: ...tions and scratches or buildup on the heating element Wipe the glow pin clean with a soft cloth only do not use anything abrasive to clean the glow pin If the glow pin shows any signs of wear or damag...

Страница 30: ...for further direction No Error Codes Detected If the heater does not attempt start and there is not an error code on the operating switch follow these procedures in order shown 1 Ensure that the ambi...

Страница 31: ...aust Source of Ignition The heater uses a glow pin as a source of ignition Normally when this fails it will create an open or short circuit and yield error code E09 or E12 However in some cases the gl...

Страница 32: ...sary E07 Fuel Pump Open Short Circuit Check fuel pump wiring connections resistance across fuel pump terminals and main harness pins 10 11 Should be 7 5 8 5 Repair wiring or replace fuel pump as requi...

Страница 33: ...33 Heater Components 1 2 3 4 5 6 7 8...

Страница 34: ...or P65A X104 5 Glow Pin Screen Includes Insert Tool P65A X102 6 Glow Pin Includes Split Socket P65A T102 7 Burner with gasket E20A X101E 8 Burner Gasket E20A X103 9 Maintenance Kit Includes 2 Blower G...

Страница 35: ...35...

Страница 36: ...DKSI com help dksi com 877 508 3900 Vancouver Toronto Dallas PHP 032022 TM21A REV2...

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