ESAB Precision Plasmarc Installation, Operation And Maintenance Manual For Residential Installation page 128

SECTION 5
CAUTION
Check Valve Body P/N 821739
CAUTION
Sleeve
P/N 822568
Ball P/N 821740
Spring P/N 821741
Torch Sleeve Torch Sleeve Torch Sleeve Torch Sleeve
The torch sleeve P/N 822568 is threaded onto the
•
torch body.
If the sleeve is too tight for hand removal, use a
•
large adjustable wrench on the body flats or lightly
tighten these flats in a vise. With the body
secured, using two hands on the sleeve may break
it free. If not, use a strap wrench.
Before replacing sleeve, always check service line
•
connections for leaks.
Damaged Or Incorrect Torch Check Valve
Parts Will Affect Cutting Performance.
Do not damaged the check valve seat, ball and Do not damaged the check valve seat, ball and
Do not damaged the check valve seat, ball and Do not damaged the check valve seat, ball and
•
spring when handling. spring when handling.
spring when handling. spring when handling.
Do not substitute any other spring or ball. If they Do not substitute any other spring or ball. If they
Do not substitute any other spring or ball. If they Do not substitute any other spring or ball. If they
•
are lost, dropped, or damaged, they must be are lost, dropped, or damaged, they must be
are lost, dropped, or damaged, they must be are lost, dropped, or damaged, they must be
replaced with factory replacement parts. replaced with factory replacement parts. replaced with factory replacement parts. replaced with factory replacement parts.
Using non-authorized or damaged torch check Using non-authorized or damaged torch check Using non-authorized or damaged torch check Using non-authorized or damaged torch check
•
valve parts will affect set pressures and cause poor valve parts will affect set pressures and cause poor valve parts will affect set pressures and cause poor valve parts will affect set pressures and cause poor
starting and piercing. starting and piercing. starting and piercing. starting and piercing.
Improperly Seated Fittings Will Cause Leaks
And Poor Performance.
Keep threads and seat surfaces clean when re- Keep threads and seat surfaces clean when re-
Keep threads and seat surfaces clean when re- Keep threads and seat surfaces clean when re-
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assembling check valves. assembling check valves.
assembling check valves. assembling check valves.
If dirt or foreign matter contaminates check valves, , , , If dirt or foreign matter contaminates check valves
If dirt or foreign matter contaminates check valves If dirt or foreign matter contaminates check valves
•
disassemble, clean or replace. disassemble, clean or replace.
disassemble, clean or replace. disassemble, clean or replace.
5-6
MAINTENANCE