Recreational Vehicle Generator Diagnostic Repair Manual

TEST 10 –
Check Rotor Assembly ................................................ 42
TEST 11 –
Check Main Circuit Breaker ......................................... 43
TEST 12 –
Check Load Voltage & Frequency ................................ 43
TEST 13 –
Check Load Watts & Amperage ................................... 43
TEST 14 –
Try Cranking the Engine .............................................. 44
TEST 15 –
Check Fuel Pump ........................................................ 44
TEST 16 –
Check 7.5 Amp Fuse ................................................... 45
TEST 17 –
Check Battery & Cables ............................................... 45
TEST 18 –
Check Power Supply to Printed Circuit Board.............. 45
Test 19 –
Check Continuity of Wire 17 .......................................... 46
TEST 20 –
Check Start-Stop Switch .............................................. 46
TEST 21 –
Check Power Supply to Wire 56................................... 47
TEST 22 –
Check Starter Contactor Relay .................................... 47
TEST 23 –
Check Starter Contactor ............................................. 48
TEST 24 –
Check Starter Motor .................................................... 48
TEST 25 –
Check Fuel Supply ....................................................... 51
TEST 26 –
Check Wire 14 Power Supply....................................... 52
TEST 27 –
Check Wire 18 ............................................................. 53
TEST 28 –
Check Fuel Solenoid
(Gasoline Models) ....................................................... 53
TEST 29 –
Check Ignition Spark .................................................... 54
TEST 30 –
Check Spark Plugs ...................................................... 55
TEST 31 –
Check and Adjust Ignition Magnetos .......................... 55
TEST 32 –
Check Valve Adjustment ............................................. 57
TEST 33 –
Check Carburetion ...................................................... 58
TEST 34 –
Check Choke Solenoid ................................................ 58
TEST 35 –
Check Engine / Cylinder Leak Down Test /
Compression Test ........................................................ 59
TEST 36 –
Check Oil Pressure Switch .......................................... 60
TEST 37 –
Test Wire 86 for Continuity ............................................. 61
TEST 38 –
Test Oil Temperature Switch ........................................ 61
TEST 39 –
Test Wire 85 for Continuity ............................................. 62
TEST 40 –
Test Choke Heater ...................................................... 62
TEST 41 –
Check LPG Fuel Solenoid............................................ 63
SECTION 8:
EXPLODED VIEWS / PART NUMBERS ......... 64-83
BASE & PULLEY DRAWING ...................................... 64
ENCLOSURE DRAWING ........................................... 66
CONTROL PANEL DRAWING ..................................... 68
ENGINE ACCESSORIES DRAWING ............................ 70
530 RV ENGINE DRAWING ....................................... 72
ROTOR AND STATOR DRAWING .............................. 74
SECTION 9:
SPECIFICATIONS & CHARTS ....................... 76-86
MAJOR FEATURES AND DIMENSIONS ................... 76
GENERATOR SPECIFICATIONS ............................... 77
NOMINAL RESISTANCES OF
GENERATOR WINDINGS AT 68°F ............................. 77
TORQUE REQUIREMENTS ........................................ 77
SECTION 10:
ELECTRICAL DATA ........................................ 78-79
ELECTRICAL SCHEMATIC AND
WIRING DIAGRAM ..................................................... 78
Page 2
Table of Contents