Elston Manufacturing HC Heater, Owner'S Manual

Page 1: ...Revision C1 11 2009 Elston Manufacturing HC Heater Owners Manual ...

Page 2: ...ide 2 Basic instructions for using your heater 3 Service Instructions 7 Recommendations on maintaining your heater 4 Troubleshooting Guide 8 Detailed guide to help you diagnose and fix problems fast 5 Installation Instructions 11 How to install and setup the HC heater Parts List A1 Wiring Diagram B1 Revision B Valid for models beginning with Serial 2424 i ...

Page 3: ...ng Do Not Bypass or Substitute Safety Equipment Always use the regulator and excess flow valve supplied with the heater or a replacement that complies with Department of Transportation safety regulations Warning Exhaust Gases It is highly recommended that you use a carbon monoxide detector whenever people are regularly in the space heated by this heater Although this heater s exhaust is completely...

Page 4: ...rate from the inside air The combustion air is drawn from outside burnt with propane heat is pulled from it to warm the inside air and the exhaust exits outside Specifications Dimensions 16 in wide x 11 5 in tall x 8 in deep Weight 27 lbs Shipping Weight 32 lbs Rating 19 000 BTU Combustion Air Inlet Diameter 2 in Exhaust Outlet 1 5 in steel pipe Hot Air Outlet Diameter 6 in Rated Voltage 12 V Oper...

Page 5: ...ou haven t already done so This guide assumes the heater has already been installed For installation instruction please go to chapter 5 page 11 For Instructions Before Running the Heater for the First Time See Below On Running the Heater for the First Time See Page 5 On Running the Heater See Page 6 Before Running the Heater the First Time Please take a moment to familiarize yourself with your hea...

Page 6: ...he green indicator lights is on when there is power to the heater and the internal circuit breaker has not tripped The red indicator light is on when the safety system has checked out but the heater is either waiting to light or unable to light Normal Operation for Heater When the switch on the heater is off the propane turned on and the thermostat set to its minimum setting no lights will be on o...

Page 7: ... 2 Quick Start Guide The heater will run until the trailer reaches the temperature set on the thermostat The gas will turn off but the blower will run for an additional 2 to 3 minutes to cool down the heater 4 ...

Page 8: ...maximum value If the temperature is above 80 or 90 degrees you may not be able to turn the thermostat high enough for the heater to start in the next step If you wish to continue setting up the heater you will need to chill the thermostat probe 4 Turn on the heater The heater will start and after a few seconds ignite The red indicator light near the power switch will turn on until the heater has i...

Page 9: ... a home furnace 5 Turning off the heater If you need to turn the heater for the night or the weekend turn off the heater using the thermostat This guarantees than the heater has time to cool down properly If you need to turn the heater off for longer than a few days turn off the heater using the power switch on the side It is very important that the heater is not running when you shut off the powe...

Page 10: ...ery Every three years or when ignition problems occur In addition to the annual maintenance Remove the spark probes and check them for damage and deposits They should not be darker than a light gray or have an excessively rounded tip If the spark probes are damaged or excessively rounded they should be replaced If the spark probe has deposits then carefully remove them with a damp rag or abrasive ...

Page 11: ...em from the heater to the vehicle for obvious problems If there are no obvious problems It is recommended that you start at the thermostat and work your way through the components supplying power from the vehicle to the heater until you find the problem Possible problems include loose connections at terminal bolts corrosion or mechanical damage to wires and tripped circuit breakers and blown fuses...

Page 12: ... on the probe should have no cracks or chips missing and only have light deposits on the insulator If the spark probe is damaged or excessively round it should be replaced If the spark probes only has deposits carefully remove them with a damp rag or abrasive plastic pad The small blower may not be working With the gas off check that air is flowing though the combustion chamber and that the small ...

Page 13: ...n deposits are a possibility Problem D Black Smoke from Exhaust Outlet Under normal use the heater will produce very little if any black smoke near the exhaust outlet A white smoke of water vapor is normal during cold weather but darker smoke is often the first sign of a problem with the heater and often shows up first when the vehicle powering the heater is not running These deposits typically in...

Page 14: ...ctions were written with the latest standards for the US and Canada in mind and are intended to guide you in an installation that meets these standards At the time of writing the latest standards were the 2008 edition of NFPA 58 the Liquefied Petroleum Gas Code and the 2005 edition CAN CSA B149 5 05 Installation Code for Propane Fuel Systems and Tanks on Highway Vehicles However if the regulations...

Page 15: ...ater If you are unable to mount the heater in a position that the on off switch and indicator lights are easily accessible a remote box is available as an accessory The heater must be mounted in one the orientations shown below with plenty of room for the air to enter and leave the heater Acceptable Mounting Positions Position A Floor Mount The heater may be installed in any position where the exh...

Page 16: ...cluded for insulation between the coupling and the mounting surface for the heater Mount the thermostat Select a location where it may be easily accessed and it is away from drafts If the thermostat has a remote temperature probe mount this on a surface that is expected to be the same temperature as what you are heating In other words don t mount the probe near the ceiling the hot air outlet or on...

Page 17: ...any portion of the exhaust system for the heater or the vehicle If this is not possible it must be shielded from the exhaust components by a vehicle frame member or a baffle of noncombustible material The item that is shielding the tank must have an air space between itself and the exhaust component and itself and the tank to properly shield the tank from heat If a baffle is used it should be cons...

Page 18: ...ed any necessary holes in the frame or floor supports can be drilled and installed with grommets and the tubing can be pulled into place trimmed to length deburred fitted with the correct nut flared and attached The 3 8 copper line must meet either the specification for either ASTM B 88 Type K or L or ASTM B 280 In Canada installations the tubing must additionally be marked and plastic or rubber c...

Page 19: ...en or improperly completed If everything looks good the heater is ready to be test fired For instructions on firing up the heater for the first time please consult the quick start guide Once the heater has been test fired the low pressure regulator should be set to deliver 10 5 to 11 W C pressure to the heater while it is running The installation is now complete and the heater can be placed in ser...

Page 20: ...eater 24VDC H C 24 1 9 11 Universal Heater 12VDC w Remote H C 1R 4 Decal Voltage Pressure Requirements HD 23 Parts List Complete Unit A1 10 11 1 2 3 4 5 7 5 Exhaust Coupling HC 111 8 Owners Manual not shown HD 27 7 Thermostat HLC 225 9 Mounting Template not shown HD 28 10 24V Converter Box HC 500 11 Remote Box HC 550 6 Gasket for HC 111 not shown HC 112 ...

Page 21: ...6 Combustion Chamber Assembly see p A4 Ref Description A 1 2 8 32 SS Machine Screw B 8 SS Lock Washer HC Parts List Heater Body A2 1 2 5 3 6 A B C A B B A A B B A C 8 SS Flat Washer 7 Fan not shown HC 405 See page A3 for electrical and propane related parts Use high temperature anti seize compound on all screws attaching combustion chamber assembly 4 ...

Page 22: ...417 See page A4 for close up of blower inlet area 1 A B D D E C C 5 4 F F G H H F F G G G J K K J L N M I 6 7 2 3 8 9 8 Extension Orifice HC 413 9 Gas Valve HLC 229 D 3 4 16 Jam Nut E 1 2 8 32 SS Machine Screw F 8 32 SS Hex Nut G 8 SS Lock Washer H 8 SS Flat Washer J 1 2 6 32 SS Machine Screw L 1 4 1 8 NPT Bushing K 6 SS Lock Washer I 3 4 Plastic Standoff 0 156 ID M 1 4 NPT Hex Nipple N 1 4 NPT Co...

Page 23: ...escription A 1 2 8 32 SS Machine Screw B 8 SS Lock Washer D 6 SS Lock Washer C 1 1 2 6 32 SS Machine Screw 1 6 7 8 9 Ref Name Part 5 Combustion Chamber HC 200 6 Comb Chamber Top Mounting Bracket HC 420 7 HC Spark Probe HC 416 8 3 8 ID Gasket HLC 407 9 High Limit Switch HC 414 5 7 9 D E Combustion Chamber Complete HC 200C Ref Description E 1 2 6 32 SS Machine Screw F 8 SS Flat Washer Use high tempe...

Page 24: ...rk Igniter TH PWR BLO AIR Valve HLC 229 Gas Valve 16ga Red 16ga Green Yelllow 16ga Red HC 417 Sail Switch 18ga Red HC 414 High Temp Switch Spark Probe HC 416 HLC 919 Brown HLC 919 Yellow HLC 919 Blue 18 ga red To Thermo stat HLC 919 Red HLC 919 Orange 22 ga red 22 ga red 22 ga red 22 ga red 22 ga blue 22 ga blue 22 ga black 18 ga black 22 ga black To Vehicle Ground To Vehicle 12VDC HC 1 Heater Bod...

Page 25: ...6ga Green Yelllow 16ga Red HC 417 Sail Switch 18ga Red HC 414 High Temp Switch Spark Probe HC 416 HLC 919 Brown HLC 919 Yellow HLC 919 Blue 18 ga red To Thermo stat HLC 919 Red HLC 919 Orange 22 ga red 22 ga red 22 ga red 22 ga blue 22 ga blue 22 ga black 22 ga black To Vehicle Gnd To Vehicle V HC 550 Remote Box HC 1 Heater Body Field Serviceable Connection terminal or quick connect HLC 415 Rocker...

Page 26: ...Yelllow 16ga Red HC 417 Sail Switch 18ga Red HC 414 High Temp Switch Spark Probe HC 416 HLC 919 Brown HLC 919 Yellow HLC 919 Blue 18 ga red To Thermo stat HLC 919 Red HLC 919 Orange 22 ga red 22 ga red 22 ga red 22 ga red 22 ga blue 22 ga blue 22 ga black 18 ga black 22 ga black 12V out Gnd Remote Off 1 Remote Off 2 24V in Gnd 18 ga red 18 ga green 18 ga white 18 ga black To Vehicle Gnd To Vehicle...

Page 27: ...ELSTON MANUFACTURING INC 706 N Weber Sioux Falls SD 57103 1 800 845 1385 www elstonmfg com ...