Maintenance Inspection Checklist
Liebert
®
Mini-Mate2
™
68
10.0 MAINTENANCE INSPECTION CHECKLIST
Monthly Inspection Items
Semiannually
Notes:_______________________________________________________________________________________
Signature:
Make photocopies of this form for your records
Date: Prepared By:
Model #: Serial Number:
NOTE
Reheat element sheaths and fins are manufactured with stainless steel. Regular inspections
are necessary to assure proper cleanliness of the reheating element. Should inspection reveal
corrosion particles on the reheating element or adjoining surfaces (including ducts and
plenums), appropriate cleaning should be performed. Periodic reheating element replacement
may be required to meet specific application requirements.
Filters Humidifier
___ 1. Check for restricted airflow.
___ 2. Check for filter.
___ 3. Wipe section clean.
___ 1. Check canister for mineral deposits.
___ 2. Check condition of electrodes.
___ 3. All hoses and fittings tight.
___ 4. Check water make-up valve for leaks.
Fan Section Drain Lines
___ 1. Impellers free of debris
___ 2. Bearings in good condition
___ 1. Check for obstructions and sediment
build up.
___ 2. Check for external damage and/or
corrosion.
___ 3. Check for leaks.
Compressor Section Flood Back Head Pressure Control (if
applicable)
___ 1. Signs of oil leaks ___ 1. Check refrigerant level.
___ 2. Vibration isolation.
Water or Glycol-Cooled Condensing
Refrigeration
Cycle
___ 1. Water valve adjustment.
___ 1. Suction pressure
___ 2. Head pressure
___ 3. Superheat
___ 2. Water flow
___ 3. Water leaks
___ 4. Evaporator coil clean
Glycol Pump (if applicable)
___ 5. Insulation intact ___ 1. Glycol leaks
Air-Cooled Condensing Unit (if
applicable)
___ 2. Pump operation
___ 1. Condenser coil clean. ___ 3. Glycol solution
___ 2. Motor mount tight. ___ 4. pH level
___ 3. Bearings in good condition.
Electric Panel
___ 4. Refrigerant lines properly
supported.
___ 1. Check electrical connections.
___ 2. Operational sequence
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