4-9
764333-098
4.6.3 Clean Drain Discharge Temperature Con-
trol Probe
WARNING – ELECTRIC SHOCK AND/OR
BURN HAZARD: Disconnect all utilities to
unit before servicing. Do not service unit unless
all utilities have been properly locked out. Always
follow local electrical codes and safety-related
work practices.
WARNING – BURN HAZARD:
• Allow unit to cool down before performing any
service on mechanical components and on
piping. Components and piping become very
hot during operation.
• Pipes may be extremely hot.
WARNING – CHEMICAL BURN AND/OR EYE
INJURY HAZARD: Wear appropriate Personal
Protective Equipment (PPE) including gloves and
eye protection when using a descaling product.
Avoid contact with eyes or skin. If chemical prod-
uct was swallowed or in contact with eyes or skin,
read and follow precautions and instructions on
detergent label and in Material Safety Data Sheet
(MSDS) and seek medical attention immediately.
• Temperature control probe must be cleaned once
every month as follows:
1. Drain discharge side tank using Manual Control
mode.
2. Lock disconnect switch in OFF position and close
building supply valves.
3. Locate temperature control probe along side of
discharge tank.
4. Loosen compression fitting nut and remove
probe from discharge tank.
5. Using a rag dampened with acid or descaler,
remove hard water deposits and debris from
probe.
6. Reinstall probe and tighten compression fitting
nut.
7. Re-energize washer utilities.
4.6.4 Replace Detergent Squeeze Tube
WARNING – PERSONAL INJURY AND/OR
EQUIPMENT DAMAGE HAZARD:
• Detergents are caustic and can cause adverse
effects to exposed tissues. Do not get in eyes,
on skin or attempt to swallow. Read and follow
the precautions and instructions on the deter-
gent label and in the Material Safety Data
Sheet (MSDS) prior to handling the detergent,
refilling the detergent container or servicing
the detergent injection pump. Wear appropri-
ate Personal Protective Equipment (PPE)
whenever handling the detergent or servicing
the detergent injection pump and lines.
• Wear appropriate Personal Protective Equip-
ment (PPE) when removing clamps and replac-
ing squeeze tubes. If chemical contacts skin
or eyes, immediately flush with running water
for at least 10 minutes. If contact was with
eyes, seek medical attention.
CAUTION – POSSIBLE EQUIPMENT DAM-
MAGE: Always use a silicone lubricant to
lubricate squeeze tubes. Petroleum-based lubri-
cants, such as Vaseline
®1
or grease, will cause
squeeze tube to melt.
Replace detergent squeeze tube as follows:
1. Lock disconnect switch in OFF position and close
building supply valves.
2. Locate detergent supply pump.
3. Remove clamps and disconnect supply and injec-
tion hoses from squeeze tube (see Figure 4-5)
4. Remove screws from pump cover and lift off
pump cover.
5. Grasp one end of squeeze tube and pull tube out
of pump. Discard tube.
Figure 4-5. Replace Squeeze Tube
Pump Cover
Roller Block
Squeeze Tube
Supply and Injection
Hoses
1
Vaseline is a trademark of Chesebrough Pond's Incorporated.
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