OM-715 Page 5
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SECTION 3 − INTRODUCTION

3-1. Specifications

Model
AC Input
Voltage
50/60 Hz
Work Capacity
Combined
Thickness
Rated
Output At
50% Duty
Welder Dimensions Weight
Model
Voltage
50/60 Hz
1-Phase
Combined
Thickness
Mild Steel
Output At
50% Duty
Cycle* Height Width Length
HSW 15, RSP 110 110 1/8 in
(3.2 mm) 1.5 kVA 6 in
(152 mm) 4-1/2 in
(114 mm) 13 in
(330 mm) 22 lb
(10 kg)
HSW 25 ,RSP 220 220 3/16 in
(4.7 mm) 2.5 kVA 6 in
(152 mm) 4-1/2 in
(114 mm) 16 in
(406 mm) 30 lb
(14 kg)
*Based on 10 second time period; means unit can weld for 5 seconds out of each 10 second time period.
Model HSW 15, RSP 110 HSW 25, RSP 220
Tong Length 6 in
(152 mm) 12 in
(305 mm) 18 in
(457 mm) 6 in
(152 mm) 12 in
(305 mm) 18 in
(457 mm)
Input Volts 110 220
Output Amps ±10% 5500 4500 3600 6750 5800 4850
SECTION 4 − INSTALLATION

4-1. Installing Or Dressing Tips

Ref. ST-800 155-B / Ref. ST-800 154
1 Threaded Tip
2 Tip With Hexhead Screw
3 Tong
Coat threads with supplied heat
sink compound and install tip onto
tong. Do not overtighten.
Tools Needed:

A. Installing Tips

3
12
3
3/16 in
9/16 in
OR