Miller Electric Renegade 180 User Manual

Page 43

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Complete Parts List available at www. MillerWelds.com

OM-228 042 Page 39

Trouble

Remedy

Low output at generator power ac

receptacles.

Check engine speed, and adjust if necessary (see Section 8-10 ). Open circuit voltage is reduced as

engine speed drops.

Erratic output at generator power ac

receptacles

Check fuel level.

receptacles.

Have Factory Authorized Service Agent check connections at terminal block 1T.

Check receptacle supplementary protector, wiring, and connections.

Check throttle linkage for smooth, non-binding operation.

Service air cleaner according to engine manual.

Check engine speed, and adjust if necessary (see Section 8-10).

C. Wire Feeder

Trouble

Remedy

No weld output; wire does not feed; fan

does not run

Secure power cord plug in receptacle (see Section 5-9).

does not run.

Replace building line fuse or reset circuit breaker if open.

Place Wall/Generator switch in Wall position.

Reset welding power source supplementary protector if open.

No weld output; wire does not feed; fan

motor continues to run.

Thermostat TP1 open (overheating). Allow fan to run with gun trigger switch off; thermostat closes when

unit has cooled.

Secure gun trigger leads (see Section 5-5).

Check position of Spool Gun/Mig Gun switch.

No weld output; wire feeds.

Connect work clamp to get good metal to metal contact.

Replace contact tip (see Section 8-6).

Check for proper polarity connections (see Section 5-8).

Check thumbscrew securing gun end to feed head adapter and tighten if necessary.

Low weld output.

Connect unit to proper input voltage or check for low line voltage.

Place voltage control in desired position (see Section 6-3).

Electrode wire feeding stops during

welding

Straighten gun cable and/or replace damaged parts.

welding.

Adjust drive roll pressure (see Section 5-12).

Change to proper drive roll groove (see Section 8-5).

Readjust hub tension (see Section 5-11).

Replace contact tip if blocked (see Section 8-6). Oversized tip may be required for some wires.

Clean or replace wire inlet guide or liner if dirty or plugged (see Section 8-5 or Section 8-7).

Replace drive roll or pressure bearing if worn or slipping (see Section 8-5).

Secure gun trigger leads or repair leads (see Section 5-5).

Check and clear any restrictions at drive assembly and liner (see Section 5-12 or Section 8-7).

Release gun trigger and allow gun and motor protection circuitry to reset.

Have Factory Authorized Service Agent check drive motor.

D. Engine

Trouble

Remedy

Engine will not crank (Electric Start Mod-

els Only)

Check and replace ignition fuse (see engine manual)

els Only)

Check battery voltage.

Check battery connections and tighten if necessary.

Have Factory Authorized Service Agent check engine ignition system.

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