Hussmann Merchandiser E4

• Long life and satisfactory performance of any equipment is dependent upon the care it receives. To ensure long life, proper sanitation and minimum maintenance costs, these merchandisers should be thoroughly cleaned, all debris removed and the interiors washed down, weekly.

• To facilitate cleaning, the fan plenum is hinged. After cleaning be sure the plenum is properly lowered into position or product loss will result due to improper refrigeration.

WARNING! PREVENT INJURY. ALWAYS SHUT OFF POWER DURING CLEANING PROCESS.

• The exterior surfaces must be cleaned with a mild detergent and warm water to protect and maintain their attractive finish. Never use abrasive cleansers or scouring pads.

• The interior surfaces may be cleaned with most domestic detergents, ammonia based cleaners and sanitizing solutions with no harm to the surface.

Warning: LOCK OUT / TAG OUT — To avoid serious injury or death from electrical shock, always disconnect the electrical power at the main disconnect when servicing or replacing any electrical component. This includes, but is not limited to, such items as doors, lights, fans, heaters, and thermostats.

Disconnect fan from wiring harness

Lift fan plenum and remove screws holding bottom of motor to fan basket

Reconnect fan to wiring harness

Warning: This maintenance check requires trained personnel with PPE!

Inspect all lamp sockets and plug–receptacle connections for signs of arcing

All unused receptacles have their close-off covers securely installed

Proper cleaning procedures are followed. Lights and fans are turned off when a case is cleaned and allowed to dry before turning power back on

Pressure nozzle is not used to clean inside a case

Inspect for signs of degradation (blackened ends) in fluorescent lamps

Are there severely degraded lamps still operating?

If severely degraded lamps are still operating, replace them immediately to avoid ballast failure or excessive heat exposure to the lamp holder

Sign off on the fluorescent lamps maintenance

Warning: Always use non-abrasive cleaning materials and polish with grain of the steel.

Used warm water or mild detergent for cleaning?

Used alkaline chlorinated or non-chlorine containing cleaners?

Warning: Do not use cleaners containing salts or bleach.

Cleaned frequently to avoid build-up of hard, stubborn stains?

Used a stainless steel cleaning solution periodically?

Rinsed and wiped dry immediately after cleaning?

Warning: Never use hydrochloric acid (muratic acid) on stainless steel.

Sign off on the stainless steel surfaces cleaning

Warning: This procedure requires trained personnel with appropriate safety equipment

Drilled out the bottom of the drain fitting completely?

Inserted coupling into drain fitting without applying PVC or ABS pipe sealer?

Installed a PVC adapter on the drip trap?

Applied primer-sealer to a stub piece of PVC pipe and inserted between coupling and adapter?

Sign off on the drain fitting replacement