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OM-353 Page 19
SECTION 4 – OPERATION
4-1. Controls
Ref. ST-117 264-F / Ref. ST-154 795-C
15
14
13
12
11
10
9
87
6
5
4
3
2
1
1 Ammeter
See Section 4-3.
2 Voltmeter
See Section 4-3.
3 High Frequency Switch
See Section 4-11.
4 Output (Contactor) Switch
See Section 4-8.
5 Spot Time Switch And Control
(Optional)
See Section 4-5.
6 Preflow Time Control (Optional)
See Section 4-12.
7 AC Balance Control
See Section 4-6.
8 Crater Time Control And Switch
See Section 4-4.
9 Amperage Adjustment Control And
Switch
See Section 4-7.
10 Arc Force (Dig) Switch And Control
See Section 4-9.
11 Postflow Time Control
See Section 4-10.
12 High Temperature Shutdown Light
(CE Models Only)
Lights when unit overheats and shuts
down (see Section 3-3).
13 Power Switch And Pilot Light
Use switch to turn unit and light On and
Off.
14 Output Selector Switch
See Section 4-2.
15 High Frequency Control
See Section 4-11.