Preventive Maintenance - Hobart Pipeliner Instructions Manual

PART THREE - MAINTENANCE INSTRUCTIONS T-964C
SECTION 10 - PREVENTIVE MAINTENANCE
30. GENERAL * A proper preventive maintenance program consisting of a schedule of
inspection and cleaning is the heart of good welder care and the key to long un­
troubled welder operation. Such a program is outlined below.
31. BEFORE-OPERATION SERVICES
a. Fill the radiator with water. Check, and if necessary, tighten all hose con­
nections. Make sure the drain cocks are closed.
b. Fill the fuel tank. Make sure there are no leaks in the fuel line. Make
sure the fuel line valve is open.
c. Bring the level of the oil in the crankcase to the 'Full* mark on the oil
dipstick.
d. If the unit is battery equipped, check that the electrolyte level is approx.
3/8 in. above the plates. Add distilled water if low.
e. Inspect and if necessary tighten all electrical connections.
32. DUR ING-.OPER AT I ON SERVICES AND INSPECTIONS
a. OIL GAUGE - When unit is in operation, if the oil gauge shows a changing
pressure, or no pressure at all, check the crankcase oil level, or check the oil
lines for leaks.
b. BATTERY-CHARGING AMMETER .- Check the battery-charging ammeter periodically
while the unit is running to determine if the generator and voltage regulator are
functioning properly.
c. OVER-HEATING - Both the engine and the generator should be checked periodic­
ally for over-heating.
d. NOISE - If any unusual vibrations or noises are noticed while the unit is in
operation, it should be stopped and the source located and remedied.
33. AFTER-OPERATION SERVICES AND INSPECTIONS
a. Run engine at idling speed for a short time before turning off ignition
switch.
b. Shut off engine and clean it.
c. Disconnect ground and electrode cables from machine. Coil them and put them
in their proper place.
d. Clean and re-fill air filter.
e. After engine has cooled, the fuel tank and radiator may be refilled.
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