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

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FLOW CHART B. UNSTABLE VOLTAGE, ENGINE SPEED STABLE Are there any broken wires or loose connections on the voltage regulator assembly? Check wiring harness from regulator assembly to end bell per TEST L. Check okav? I Yes Replace the regulator PC board per can be damagedby malfunctioning com- Repair as required. I no -1 Repair wiring or replace as required. I [-I A new prinfed circuit board can be damagedbymaifunctioning components within the con fro/. Do not ins fall the new PC board until all other pro& lems have been located and corrected. -1 Conbct with high volbge can cause severe personal injury or death. Do nof touch any exposed wiring orcomponents with any parf of the bod5 clothing, tool orjewel- y. Do not use non-insulated tools inside fhe control. Sfand on an insulating mat or dw wood platform when the control doors are open. FLOW CHART C. OUTPUT VOLTAGE TOO HIGH OR LOW I START IS engine ru-1 I no Set RPM per instructions in appropriate engine and/or governor manual. Does adjustment of Voltage Adjust control on ihe regulator board result in I Are reference transformer T21 connections correct and secure on the new PC board unfil all other prob- lems have been locafed and corrected. yes -1 Set control per Voltage Adjustment 0. I Are generator output leads properly connected? SeeTESTN. Y= Replace the regulator PC board per procedure E. 1-1 Contact with high voltage can cause severe personal injury or death. Do nof touch any exposed wiring or components wifh anypart of the body, clofhing, fool orjewel- v. Do nof use non-insulated fools inside fhe confml. Stand on an insulafing mat or dry wood platform when fhe control doors are open. I 3 I
STMT Check exciter stator winding per TEST G. Replace if bad. FLOW CHART D. FIELD BREAKER TRIPS Check reference transformer T21 per TEST E. b w ( Contact with high volfage can cause severe personal injury or death. Do nof touch any exposed wiring or components with anypart of the body, clothing, tool orjewely. Do not use non-insulated tools inside the control. Stand on an insulating mat or dry wood platfonn when the control doors are open. FLOW CHART E. UNBALANCED GENERATOR OUTPUT VOLTAGE START output still unbalanced? I as necessary. no Check for correct grounding of genetator and load. Are generator leads connected and Correct I as necessary. arounded Drmerhf? See Procedure N. I Are genetat6 &or winclingscontinuous perTESTJ? no Replace stator assembly. I I ponents within thecontrol, Do notinstall -1 Conbcf with high voltage can cause severe personal injury or death. Do not touch any exposed wiring or components with anypart of the bod& clothing, tool orjewel- ry, Do not use non-insulated tools inside the confrol. Sfand on an insulating mat or dry wood platform when the control doors are open. 4
Page 1 and 2: Caution: This document contains mix
Page 3 and 4: The following symbols in this manua
Page 5: FLOW CHART A. NO AC OUTPUT VOLTAGE
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 and 90:
CONTROL COMPONENT CHECKOUT The foll
Page 91 and 92:
WIRING DIAGRAMS The wiring and sche
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
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Caution: This document contains mixed page sizes ... - Igor Chudov

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