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6. overload protection, 7. servicing optional ether starting aid – Hobart Welding Products CONTRACTOR 3225D User Manual

Page 33

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OM-480 Page 29

7-6.

Overload Protection

Ref. ST-156 199-B / ST-801 320-B

Y

Stop engine.

.

When a fuse opens, it usually
indicates a more serious prob-
lem exists. Contact a Factory
Authorized Service Agent.

1

Magnetic Shutdown Switch
MS1 (Optional)

2

Fuse F (See Parts List)

Fuse F protects magnetic shut-
down switch MS1. If fuse F opens,
the engine stops.

3

Throttle Solenoid Fuse F4
(Optional)

Fuse F4 protects the throttle sole-
noid from overload on models with
automatic idle option. If fuse F4
opens, the engine does not run at
idle speed.

Check fuses and replace if open.

1

2

3

Tools Needed:

7-7.

Servicing Optional Ether Starting Aid

ether2 7/96 – ST-153 382-A / S-0692

Y

Stop engine.

Y

Improper handling or expo-
sure to ether can harm your
health. Follow manufactur-
er’s safety instructions on
cylinder.

If engine does not start in cold
weather, check ether cylinder as
follows:

Remove cylinder from valve.

1

Ether Cylinder

2

Valve

3

Scale

Weigh cylinder to see if it is empty.

Be sure atomizer is not plugged and
valve fitting is clean.

Replace cylinder according to
Section 4-5.

1

2

Empty

Full

15 oz

33 oz

(935 g)

(425 g)

3