6-13
Routine Maintenance
Operator Manual
122997-341
6.6.4 Replace Detergent
Squeeze Tube
Replace detergent squeeze tube as follows:
1.
Set POWER-OFF/STANDBY switch to OFF/STANDBY. Lock
disconnect switch in OFF position and close building supply
valves.
2.
Locate detergent supply pump.
3.
Remove clamps and disconnect supply and injection hoses from
squeeze tube (see Figure 6-5).
4.
Remove screws from pump cover and lift off pump cover.
5.
Grasp one end of squeeze tube and pull tube out of pump. Dis-
card tube.
6.
Clean all pump surfaces.
7.
Lubricate new squeeze tube (P177950-583). Liberally apply
lubricant (P117950-599) over tube surface to within 2" [51 mm] of
each end.
8.
Insert one end of squeeze tube into pump. Feed tube through
Pump by manually rotating roller block.
9.
Spread lubricant over rollers in roller block.
10. Replace pump cover and fasten with screws previously
removed.
11. Connect supply and injection hoses to ends of squeeze tube
and attach clamps.
12. Re-energize washer utilities.
WARNING – CHEMICAL
BURN AND/OR EYE INJURY
HAZARD:
• Washer chemicals are
caustic and can cause
adverse effects to exposed
tissues. Do not get in eyes,
on skin, or attempt to swal-
low. Read and follow pre-
cautions and instructions
on chemical label and in
Material Safety Data Sheet
(MSDS) prior to handling
detergent containers, or
servicing detergent injec-
tion pumps, tank, and
lines. Wear appropriate
Personal Protective Equip-
ment (PPE) whenever han-
dling chemicals or
servicing chemical injec-
tion pumps, tank, and
lines.
• Wear appropriate Per-
sonal Protective Equip-
ment (PPE) when removing
clamps and replacing
squeeze tubes. Residual
chemicals might remain in
used squeeze tubes. If
chemical contacts skin or
eyes, immediately flush
with running water for at
least 10 minutes. If con-
tact was with eyes, seek
medical attention.
CAUTION – POSSIBLE
EQUIPMENT DAMAGE:
Always use a silicone lubri-
cant to lubricate squeeze
tubes. Petroleum-based lubri-
cants, such as Vaseline
®1
or
grease, will cause squeeze
tubes to melt.
1
Vaseline is a trademark of Chesebrough
Pond’s Incorporated
Figure 6-5. Replace Squeeze Tube
Pump Cover
Roller Block
Squeeze Tube
Supply and Injection
Hoses