TM 5-3431-203-15
Table 4-1. Time Standards - Continued
Table 4-1. Time Standards -Continued
Man-hours
Man-hours
44
Valve, solenoid _______________ 0.4
WELDING EQUIPMENT
Plug dummy ----------------- 0.4
4400 Arc Welder
W e l d e r , arc ---------- - - - - - - - - - - - - - 0.5
Switch range - - - - - - - - - - - - -- 1.0
Capacitor - - - - - - - - - - - - - - - - - - - - 1.8
4405 Frame Support and Housing
Lifting eye -------------------- 0.2
Switch, polarity ______________ 0.7
Cover, top - -- - - - - - - - ---------- 0.3
4411 Resistor Components
Door rear terminal ------------- 0.3
Resistor -------------------- 0.6
H o u s i n g welder ---------------- 0.5
Rheostat -------------------- 0.8
Plate, Valve - - - - - - - - - --------- 0.4
(includes R & I of top cover)
4412 Transformer Components
4406 Ventilating, Cooling System
Transformer. main ___________ 1.6
Blade,
fan
-----------------------1.0
(includes complete disassembly
Guard,
fan------------------------
1.4
of unit)
(includes R & I of motor and fan)
Capacitor, power _____________ 1.2
4407 Control Panels
(Includes R & I of top cover
Light, pilot ------------------ 0.4
and housing)
Lamp ______________ 0.2
Reactor assembly ------------- 2.0
Switch, control ---------------- 0.5
(includes R & I of top cover
4408 Connecting Devices Receptacle
and housing)
Remote control
0.6
Coil assembly, filter reactor -- 2.0
Panel --------------------------
0.3
(includes R & I of top cover
Stud, terminal ---------------- 0.6
and housing)
Remote control -------------- 0.7
Transformer ----------------- 1.0
4409 Protective Devices
(includes removal and instal-
Switch, interlock-------------------------- 0.6
lation of top cover and housing)
Switch, thermostatic -------------------- 0.6
Coil, tesla -------------------- 1.0
4410 Switching and Timing Speed
T r a n s f o r m e r , control ---------- 2.6
Switch, control ---------------
0.6
4413 Rectifier Components
Timer, plug-in _________________
0.4
Rectifier, main _______________ 1.5
Relay, timer -------------------
0.4
(includes R & I of top cover
S p a r k gap assembly ----------
1.4
and housing)
Contactor ____________________
0.6
Rectifier. control _______________ 1.0
Section III. SPECIAL TOOLS AND EQUIPMENT
tenance repair parts are listed and illustrated
4-5. Special Tools and Equipment
in Appendix D of this manual.
No special tools or equipment are required
by direct and general support and depot
maintenance for the maintenance of the weld-
4-7. Specially Designed Tools and
ing machine.
Equipment
No specially designed tools and equipment
4-6. Direct and General Support and Depot
are required by direct and general support
Maintenance Repair Parts
and depot maintenance for the maintenance of
Direct and general support and depot main-
the welding machine.
Section IV. TROUBLESHOOTING
any of its components. Each trouble symptom
4-8. General
stated is fallowed by a list of probable causes
This section provides information useful in
of the trouble. The possible remedy recom-
diagnosing and correcting unsatisfactory op-
mended is described opposite the probable
eration or failure of the welding machine or
cause.