Arc Machines 207 - Manual (Page 11)

MODEL 207A AND 207A-1
OPERATION MANUAL
Doc. No. 740044
Rev F
SECTION I - INTRODUCTION
1.2
OPERATIONAL PRECAUTIONS
6. Before operating, insure that the M-207 has adequate air flow. Do not restrict
the intakes or exhaust vents of the power supply.
7. Before operating, always insure that there is bare metal contact between the
weld head components which connect to GROUND (clamp inserts, etc.) and
the tube or pipe to be welded.
8. When storing or handling weld heads, always keep them in the protective
containers they are shipped in, or optional carrying case, until ready to install.
9. When operating, storing or handling, insure that the system is protected
against dirt, dust, etc. NEVER GRIND NEAR AN EXPOSED WELD HEAD
OR THE M-207A.
10. Do not use acid, corrosives, liquid “Easy Out” or any liquid substance on the
M- 207A or any AMI weld head. When cleaning, use only a light solution of
Isopropyl alcohol on a soft cloth .
11. When handling, take extreme care to avoid dropping the M-207A, weld heads,
cables or any accessories.
12. Do not attempt to move tube end into position using the weld head as a lever.
13. Do not add any lubrication like graphite, oil or grease to the weld heads or
power supply unless it is specified in the operation or maintenance manual
for that equipment.
1.6