TM 5-4940-200-35
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Revolving field (continued)
Tabulated data (continued)
Shunt field ---------------------------------
Motor-generator repair and
Welding generator interpole
replacement standards --------------
group -------------------------------------
Schematic wiring diagrams ------------
Welding generator series field
Time standards -----------------------------
group -------------------------------------
Welder classification End rating -------
Overspeed relay, engine, model CMU-5
Ten-range switch and field rheostat -----
Overspeed relay, engine, model SECM
Tools
Panel, control ------------------------------------
Special -----------------------------------------
Polarity fails to reverse ------------------------
Specially designed -------------------------
Troubleshooting:
Adjustment ------------------------------------
Alternating current ammeter or
Noisy --------------------------------------------
voltmeter fails to register ------------
Universal joint and shaft assembly---
Battery-charging ammeter fails to
Upper linkage --------------------------------
register --------------------------------------
Propeller shaft -----------------------------------
Circuit breaker lacks current
when on -----------------------------------
Receptacle boxes and cables --------------
Circuit breaker will not stay closed---
Record and report forms----------------------
Direct current ammeter or
Repair parts, field and depot maintenance
voltmeter fails to register ------------
Resistors, battery-charging resistor
Engine speed fluctuates -----------------
box and -----------------------------------------
Frequency meter fails to register -----
Revolving field -----------------------------------
General------------------------------------------
On-equipment testing ----------------
Generator-welder does not deliver
Shaft assembly, power takeoff
rated output -------------------------------
universal joint --------------------------------
Generator-welder will not start
Shaft, propeller ----------------------------------
or come up to speed - ----------------
Polarity fails to reverse -------------------
Shunt field -----------------------------------------
Power takeoff noisy -----------------------
On-equipment testing ----------------
Welding are breaks down and
Specially designed tools and equipment
cannot be maintained ----------------
Special tools and equipment ---------------
Universal joint and shaft assembly,
Switch, field rheostat and ten-range ----
power takeoff --------------------------------
Tabulated data------------------------------------
Upper linkage, power takeoff --------------
Exciter classification and rating --
Voltmeter fails to register:
Alternating current ---------------------
Exciter repair and replacement
standards ------------------------------
Direct current ----------------------------
Welding are breaks down and cannot
Generator-welder repair and
be maintained . ------------------------------
replacement standards -----------
Motor-generator classification
Welding generator interpole group ------
42h
On-equipment testing ----------------
and rating ------------------------------
Welding generator series field group ---
42g
On-equipment testing --------------------
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