Introduction Congratulations on your purchase of a PROHEAT X45 Plus diesel-fired heater. This handbook is provided to summarize the operation and maintenance of the PROHEAT X45 Plus for the Owner/Operator. For complete information, please refer to the Installation and Service manual 925860 at www.proheat.com Although trucks have been used throughout this book, applications for PROHEAT are by no means limited to trucks.
Your PROHEAT X45 Plus is controlled by either an ON/OFF manual toggle switch or by the optional PROHEAT 7-day timer. The timer can be controlled manually, or it can be set to start at a predetermined time. Both devices have a light that indicates when the heater is operational as well as flashing corresponding diagnostic codes indicated by the PCM.
• Sleeper curtains are closed: The PROHEAT is designed to heat the sleeper and engine as efficiently as possible – heating the cab, fuel tanks and batteries means longer run time which will require more battery power Page 4 Owner’s Handbook...
For complete Timer information, MANUAL button is used to turn the PROHEAT STEP 1 Press and Hold “TIMER” (green light please refer to the T-II Timer Installation On and Off when desired. will turn on and “T1” will flash).
Caring for your PROHEAT Your PROHEAT has been designed to operate with a minimum of maintenance. Always return to your authorized PROHEAT dealer for major service. Your PROHEAT dealer has the specialized equipment necessary to keep your PROHEAT running safely and reliably.
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Caring for your PROHEAT • Make sure the exhaust pipe is fully installed and vents outside if the engine compartment. heck xhauSt yStem • Check the pipe for dents, restrictions or severely corroded areas. • Ensure exhaust pipe clamps are tight.
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Caring for your PROHEAT • Check coolant pump, all coolant hoses and connections for signs of leakage or damage. heck ooliNg yStem • Repair or replace as required. • Check the condition of batteries and the power connections. heck atterieS The heater will not function properly with weak batteries or corroded connections.
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Caring for your PROHEAT • Remove and inspect filter. heck ilter Torque to Replace as necessary. 150±10 In/Lbs (17±1.1 Nm) Filter O-Ring O-Ring • Remove and install Nozzle as per Service manual 925860. Torque to 150 in. lbs. (17.35 Nm).
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• Check to see that both operate as described in the Operation Manual. imer oggle witch • Correct air pressure is important – refer to the X45 Plus Service manual 925860 for further information. reSSure heck • Run the system for at least 15 minutes peratioN or until the heater cycles “OFF”...
The re-start will not occur during a Cool Down (Purge) cycle or if the coolant temperature is above 150°F (65°C). ALWAYS let the PROHEAT attempt two (2) starts so that the PCM can point you to the problem area.
Troubleshooting Operation Indicators/Diagnostic Codes PROHEAT CONTROL MODULE (PCM) DISPLAY PANEL DETAIL & ERROR FLASH CODES CODE No. Description of Operating State No. of CODE No. Description of Operating State No. of and Diagnostic Codes Flashes and Diagnostic Codes Flashes Operation Indicators...
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Service manual 925860 at www.proheat.com Power On (Light) • Diagnostic codes 13, 14, 19 and 21 to 29 will not shut the PROHEAT down. The heater will continue to run, maintaining heat to the engine. • The fuel pump is driven by the compressor. The Fuel Pump code (08) is retained only for use on earlier model PROHEATs.
• No analog outputs will occur First Time Power Up When the replacement X45 Plus PCM is powered up for the first time the display will be flashing “CC” and requires a configuration number to be selected before the PCM will function.
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Troubleshooting Function Diagnostics 1. Use the (right) SELECT button to toggle up through the configuration numbers, configuration display should continue to flash during setting (10, 30, 35, and 40) until the desired configuration number is displayed. 2. Press the (left) ENTER button and hold for 2 seconds to lock in configuration. The configuration number will flash 4 times to indicate confirmation and then go ON solid for 2 seconds before the display is turned off.
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START (01) & FLAME OUT (02) Diagnostic Code PROHEAT is designed to burn ULSD, #1, #2 diesel and kerosene. During cold weather, the correct grade of fuel or fuel blend MUST be used to prevent gelling and to ensure fuel flow. Problems with the fuel system are indicated by the above codes.
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Efficient operation of the heater requires a sufficient amount of coolant in the system and coolant flow. Problems with the vehicle and PROHEAT coolant system are indicated by the above diagnostic codes. The OVERHEAT sensor has a manual reset. This device protects the heater from damage and the coolant system must be checked thoroughly before resetting.
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VOLTAGE (05) DIAGNOSTIC CODE: PROHEAT constantly monitors voltage at the heater. The range for a 12-volt heater is 9.5 to 16 volts and for a 24-volt heater, 19.5 to 32 volts. Should the voltage go out of this range for longer than 10 seconds, the PROHEAT will shut down and the above code will be indicated.
In addition each marine installation must be inspected and approved by an Authorized PROHEAT Dealer. supplied by SeaStar Solutions. Accessories Only those installations which are approved, and so registered, will be eligible for warranty coverage supplied, but not manufactured by SeaStar of one (1) year on parts and labour.
SEASTAR SOLUTIONS IS NOT 4. Any progressive damage to the engine or vehicle arising out of failure of the PROHEAT. RESPONSIBLE FOR INCIDENTAL OR 5. PROHEATs which have been modified or use of non-standard parts not approved by SeaStar Solutions.
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