D7W TS.pdf - Espar

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37 13. Heat Exchanger Removal - Before removing the heat exchanger, reduce the excess pressure in the cooling system by opening the radiator filler cap - To prevent the coolant from flowing out pinch the water supply and return hoses shut - Remove the heater - Remove the flame tube - Lift the safety over heat switch off the heat exchanger - Remove the temperature sensor. - Lever the heat exchanger out of the water jacket using screwdrivers - Remove the heat exchanger from the water jacket (Figure IV X) Note when re-installing: - Use new O ring - Lubricate prior to installing - After installation, bleed the water circuit Figure IV W Figure IV X 14. Cover and Bracket Removal - Remove the cover - Remove the 12 pin plug - Detach the 2 pin plug - Remove the partial-load resistor - Remove all grommets - Take the bracket off the jacket Figure IV Y Note when re-installing: - The cover cap must be fitted so that it is splash-water tight, ensure that all grommets are properly positioned
Universal Model Boxed Model 25 1807 25 1666 (12V) 25 1666 25 1667 (24V) 25 1667 Freightliner 1. Principal Dimensions (Universal Model 25 1807)
Page 2 and 3: Table of contents D7W Boxed I. Intr
Page 4 and 5: 3 2. Heater Warnings Warning To Ins
Page 6 and 7: 5 4. Principal Dimensions D7W Boxed
Page 8 and 9: 7 II. Installation Procedures 1. He
Page 10 and 11: 9 When being used to provide bunk h
Page 12 and 13: 11 B) Fuel Metering Pump If the pum
Page 14 and 15: 13 5. Electrical Connections Cautio
Page 16 and 17: 15 7. Operating Switches A Push/Pul
Page 18 and 19: 17 III Heater Operation 3. Running
Page 20 and 21: 6. Operational Flow Chart 19
Page 22 and 23: 21 IV. Maintenance Troubleshooting
Page 24: 23 C. Self Diagnostics Troubleshoot
Page 29 and 30: 28 Table 1 - Components Resistance
Page 31 and 32: Figures IV F 30
Page 33 and 34: 32 Figure IV I When replacing the g
Page 35 and 36: 34 Figure IV O 7A. Flame Sensor Rep
Page 37: 36 10. Water Pump Replacement - Bef
Page 41 and 42: 40 3. Universal Models 25 1807, 25
Page 43 and 44: D7W Universal Model 25 1807 42
Page 45 and 46: D7W Boxed with Espar Heat Exchanger
Page 47 and 48: D7W Boxed Freightliner Model 25 180
Page 49 and 50: 48 D7W Parts Diagram Main Heater Co
Page 51 and 52: 50 Universal Parts Models 25 1807 2
Page 53 and 54: 52 Ref. No. Description Part Number

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