Caution: This document contains mixed page sizes ... - Igor Chudov

More documents

Recommendations

Info

L .- IMPORTANT! KEEP ENTIRE FUEL SYSTEM CLEAN AND FREE FROM WATER DIESEL INJECTION PUMPS WILL FAIL IF SYSTEM CLEANLINESS IS NEGLECTED INJECTION PUMPS AND NOZZLES ARE NOT FIELD REPAIRABLE = WHEN TROUBLESHOOTING. CHECK ALL OTHER COMPONENTS FIRST WARNING DO NOT IEE ETHER STARTING AIDS! ETHER IS EXTREMELY EX- PLOSIVE AND MAY CAUSE SERIOUS PERSONAL IN- JURY. ENGINE DAMAGE IS ALSO LIKELY. . ONAN DIESEL STARTING GUIDE FUEL TRANSFER FUEL RETURN NE CONNECTION INJECTION PUMP BEFORE STARTING: I CHECK FUEL SUPPLY. BE SURE SHUTOFF VALVES ARE OPEN. I TO START PRIME FUELSYSTEM IF: FUEL FILTERS WERE DRAINED OR CHANGED, a SYSTEM WAS JUST INSTALLED. FUEL TANK RAN DRY. TO PRIME PUMP. MOVE PRIMING LEVER UP AND DOWN UNTIL FUEL FLOWS STEADILY FROM RETURN LINE (DISCONNECTED). PREHEAT COLD ENGINE PUSH PREHEAT SWITCH AND HOLD - 30 SECONDS IF ABOVE %OF (13oC); 60 SECONDS IF BELOW 55'F (13eC). I RELEASE PREHEAT ' ENGAGE START SWITCH STOP I LIMIT CRANKING TO 15 TO 20 SECONDS TO CONSERVE BARRY. ALLOW? MINUTE BEFORE RE- CRANKING. I ' IF ENGINE DOES NOT STARE IF ENGINE FIRED, REPEAT ABOVE PROCEDURES, INCLUDING PRE- HEAT. IF IT STILL DOES NOT START, PROCEED AS FOLLOWS I TEMPERATURES BELOW 320~ (ooc]: USE NUMBER 1 DIESEL FUEL USE CORRECT VISCOSITY OIL. KEEP BATTERIES FULLY CHARGED. DO NOT USE ETHER STARTING AID. I I _. I OBSERVE ENGINE EXHAUST "SIGNALS": I BLUE-WHITE EXHAUST SMOKE: ENGINE IS GETTING FUEL 1 I I LITTLE OR NO EXHAUST SMOKE ENGINE IS NOT GETTING FUEL. PRIME FUEL SYSTEM AS SHOWN ABOVE OBSERVE FUEL FLOW FROM RETURN LINE I 1 I I I I CHECK PREHEAT SYSTEM: 1. OBSERVE AIR HEATER THRU AIR INLET HOLE OR BY REMOV- ING AIR CLEANER. 2. ENGAGE PREHEAT. 3. IFHEATERELEMENTDOESNOT GLOW RED WITHIN 30 SECONDS, CHECK AIR HEATER AND GLOW PLUG WIRING CONNECTIONS TIGHT? FREE FROM CORROSION? 2-79 900-0217 I FUEL FLOWS STEADILY I CHECK FUEL SOLENOID SOLENOID ROD SHOULD PULL IN AND THROlTLE ARM FOLLOW (AS SHOWN) WHEN START SWITCH IS TURNED ON. IF NOT, CHECK FOR NG LINKAGE E OR BROKEN WIRES OLENOID ROD THROTTLE ARM I CHECK FUEL SUPPLY SYSTEM: FUEL TANK EMPTY? SHUTOFF VALVES CLOSED? ' FUEL LINES KINKED? LOOSE CONNECTIONS? CLOGGED FUEL FILTERS? IF ENGINE IS STILL NOT GETTING FUEL, CHECK TRANSFER PUMP: 1. CRANK ENGINE AND OBSERVE FUEL FLOW FROM RETURN LINE. 2. IF FUEL DOES NOT SPURT OUT. PUMP MAY BE DEFECTIVE. I IF ENGINE STILL DOES NOT START. CONTACT AUTHORIZED ONAN SERVICE REPRESENTATIVE I 71 I I
WIRING DIAGRAMS The wiring and schematic diagrams in this section represent typical air-cooled, marine, and radiator cooled engine driven YD generator sets. Wiring diagrams for special order generator sets are shipped with the units and should be referred to whenever possible. MODEL DJB DJC DJB,DJE DJC MDJC UDJE MDJF JB JC JB JC MJC JC RJC RDJC RJC RDJC JC RJC RDJF MDTA/DTA kW RATING 4.5 & 6.0 (Code 18,518,3C, and 53C) 9.0 & 120 4.5 & 6.0 (with LOPswitch) 9.0 & 120 (with LOP switch) 1Q;O 7.5 12.0 & 15.0 6.0 & 7.5 15.0 6.0 & 7.5 (with 'LOP switch) 12.5 & 15.0 (with LOP switch) 10.0 & 15.0 12.5 (Code 18 & 518 120/240 V) 12.5 (Code 18 & 518 120/240 V) 17.5 (Code 18 & 518 120/240 V) 12.5 (Code 18 277/480 V) 17.5 (Code 18 277/480 V) 12.5 (Code 18 120/240 V) 12.5 (Code 18 120/240 V) 17.5 (Code 18 120/240 V) 25.0 (Code 3CR & 15R) RDJC/RDJF Engine Control Voltage Regulator Assembly (Air-Cooled and Marine Sets) Voltage Regulator Assembly (Radiator Cooled Sets) Typical Single-phase PTO Alternator Typical Three-phase PTO Alternator 30.0 kW YD PTO Alternator Control Typical Two-Bearing Alternator (Single and Three Phase with Circuit Breaker CB21) . Typical Two-Bearing Alternator (Single and Three Phase) DRAWING NUMBER 61 2-4791 61 2-4791 61 2-4792 61 2-4792 61 2-4792 61 2-4B2 61 2-4792 61 2-4793 ,612-4793 61 2-4794 61 2-4794 61 2-4794 61 2-481 6 61 2-481 6 61 2-481 6 61 2-4817 61 2-481 7 612-4818 61 2-481 8 61 2-481 8 61 2-5799 61 2-2730 305-0532 305-0534 305-0579 305061 8 620-01 55 620-01 56 620-01 93 620-0205 620-01 53 620-01 54 PAGE NOTE: Special order generator sets with optional specification codes such as, 4R-,4XR-, and 5DR - 60 Hertz: 5R and 55R - 50 Hertz; and many others are basic 18R - 60 Hertz or 518R - 50 Hertz and 3C - 60 Hertz or 53C - 50 Hertz generators. Optional meter equipment and voltage output capabilities change the specification codes of these units and each wiring arrangement is slightly different. 72 73 74 75 76 77 78 79 80 81 82 83 84 84 85 88 87 87 88 88
Page 1 and 2:
Caution: This document contains mix
Page 3 and 4:
The following symbols in this manua
Page 5 and 6:
FLOW CHART A. NO AC OUTPUT VOLTAGE
Page 7 and 8:
STMT Check exciter stator winding p
Page 9 and 10:
-1 Contact with high voltage can ca
Page 11 and 12:
The preferred test is with a megger
Page 13 and 14:
are given in Table 1 (lead length b
Page 15 and 16:
L - Wiring Harness Check Stop engin
Page 17:
T I I I I I I I - I I I I I I I I I
Page 21 and 22:
GENERAL This manual contains troubl
Page 23 and 24:
generator adapter. The brushless ex
Page 25 and 26:
Is control panel field breaker CB21
Page 27 and 28:
FLOW CHART D. AC OUTPUT VOLTAGE BUI
Page 29 and 30:
GENERAL All of the following Adjust
Page 31 and 32:
. FIGURE 6. MSHlNGTHEFiELD voltage
Page 33 and 34:
MULTIMETER FIGURE 11. SCR VOLTAGE T
Page 35 and 36:
TABLE 2 RESISTANCE VALUES FOR ROTOR
Page 37 and 38:
VOLTAGE REGULATOR The line-voltage
Page 39 and 40: VI v2 v3 v4 - VI v2 v4 VI v2 \R v4
Page 41 and 42: START Is control panel field breake
Page 43 and 44: . FLOW CHART D. EXCITER FIELD BREAK
Page 45 and 46: GENERAL All of the following Adjust
Page 47 and 48: The winding schematic (Figure 25) s
Page 49 and 50: CONTACT ONE PROD TO EACE OF M E FIE
Page 51 and 52: [a1 RECONNECTION WIRE W12 Figure 36
Page 53 and 54: 1201240 VOLT, 1 PHASE, 60 HERTZ NAM
Page 55 and 56: ASSEMBLY 9. Torque down rotor-throu
Page 57 and 58: . Starting Watts ..................
Page 59 and 60: WIRING CONNECTIONS, 15-25 kW SINGLE
Page 61 and 62: PERIODIC SERVICE AND INSPECTION SER
Page 63 and 64: I I I I CYRZI-2 I 7821-1 I - I t I
Page 65 and 66: NOTE: For detailed troubleshooting
Page 67 and 68: 3. Removesix5/16x l-inch capscrewsa
Page 69 and 70: 4. Remove end bell by tapping upwar
Page 71 and 72: 9. Remove rotor and fan .by using a
Page 73 and 74: 14. If bearing, shaft, or oil seal
Page 75 and 76: AC .AMMETERS WATER TEMPERATURE GAU
Page 77 and 78: ENGINE CONTROL SYST.EM OPERATION De
Page 79 and 80: Umlt cranking 15 to 20reconds to co
Page 81 and 82: RADIATOR-COOLED DIESEL SETS The con
Page 83 and 84: Start-Disconnect Sequence When cran
Page 85 and 86: a a W a 9 W z f 66 6 b w a 3 0 E
Page 87 and 88: START Does fuel transfer pump El an
Page 89: CONTROL COMPONENT CHECKOUT The foll
Page 93 and 94: I I I L I I m 74
Page 95 and 96: I 1 ' t I I U
Page 97: IW I- CE o_ u) z I It I 3 w
Page 100 and 101: I I I I I I I I 3 $1 :I a 1 I I tl
Page 102 and 103: P 83
Page 104 and 105: - --1 I" .- I . I - 1 85
Page 106 and 107: 87 ~ " - .I \ e 6 a i- z 0 0 a E a
Page 108 and 109: I I I I I I I I I 7 6 Et 4 3 2 I RE
Page 111: Onan Corporation 1400 73rd Avenue N
show all

Caution: This document contains mixed page sizes ... - Igor Chudov

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?