75
condensate drain pan. Look for any moisture or signs of previous wetness or dripping inside
the cabinet.
•
Look for and replace damaged insulating material.
•
Check door and panel gasket for wear or damage. Repair or replace, as needed.
•
Check door hinges for operational. Repair as needed.
•
Check structural members. Contact our Service Department for any structural damage.
9.9.1. Exterior Cabinet Maintenance
– Cleaning
•
Use a dense sponge or a cloth and then wipe with water.
•
Dry with a soft cloth.
•
Be careful not to scratch the surface while cleaning.
•
Do not use a hard brush, bristles or similar device to clean the exterior.
9.10. Coils
•
Coils should be inspected semi-annually and cleaned as required.
•
Check for bent or damaged coil fins and repair as necessary. Use a coil fin comb if the coil
fin is bent or deformed and is repairable.
•
Check all refrigerant lines for vibration isolation and support as necessary.
•
Check all piping for signs of leaks.
•
Check for condensation, water spot, piping insulation damage, frost or other visual sign of
wear or damage.
•
Periodic inspection of the coil for signs of corrosion and for leaks is recommended.
•
Repair and replacement of the coil and the connecting piping, valves, etc., should be
performed by a qualified individual(s).
9.10.1. Coil Cleaning
•
Comply with EPA and OSHA regulations when cleaning.
•
Clean the coil in the direction of the airflow so that foreign material will be washed out of the
coil rather than pushed further in.
•
Be sure to carefully read and follow the cleaning fluid manufacturer
’s recommendations
before using any cleaning fluid.
•
Using a brush (non-metallic), clean the coil fins of all debris that will inhibit airflow. This can
also be done with compressed air or with a commercial coil cleaner.
CAUTION:
Caution should be exercised in selecting the cleaning solution
as well as the cleaning equipment. Improper selection can result in
damage to the coil and/or health hazards.
9.11. Piping
•
Clean off any dust or dirt depending on space conditions.
•
Check for any piping buckling or deforming from original position. Repair as needed.
•
Check for any abnormal vibrations. Secure as needed.
9.12. Water/Glycol Cooled System