Compac CNG Service Manual page 7

Troubleshooting ................................................................................................. 23
Fault Codes ........................................................................................................ 25
Indicator LED's ................................................................................................... 27
Servicing ............................................................................................................ 31
Degassing the Dispenser ........................................................................ 31
Schedules Servicing ................................................................................ 32
Checking Dispenser Operation ............................................................... 33
Checking the Sealing of the Solenoid .................................................... 33
Checking the Setting and Sealing of the Regulator ............................... 33
Checking the Over-Pressure Switch Operation (Fast Fill & Temperature
Compensated Units Only)........................................................................ 34
Checking the Dispenser for Leaks ......................................................... 35
Checking the Refuelling Hoe for Leaks .................................................. 36
Checking the Isolation Ball Valve Sealing and Operation ..................... 36
Checking the Three-Way Refuelling Valve Sealing and Operation ....... 37
Draining the Coalescing Filter ................................................................ 37
Filter Element Replacement ......................................................... 38
Solenoid Valve Seal Replacement .......................................................... 39
Solenoid Coil Replacement ..................................................................... 42
Complete Solenoid Valve Replacement .................................................. 43
Regulator Valve Seal Replacement ........................................................ 44
Isolation Valve Seal Replacement .......................................................... 46
Gas Operated Valve (option) Seal Replacement .................................... 48
Bleed Valve Replacement ....................................................................... 52
Pressure Relief Valve Replacement ....................................................... 52
KG80 Meter Replacement ....................................................................... 52
Compac Breakaway Seal Replacement ................................................. 53
Three-Way Refuelling Valve Seal Replacement ..................................... 55
Compac Refuelling Valve Exploded View ............................................... 57
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