Service Areas
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Maintenance Program

A.Fans and Blowers:
- Lubricate all moving parts as required
- Adjust tension on all belt dries and align when necessary
B.Filters:
- Clean or replace
C.Motors and Motor Controls:
- Clean, oil and/or grease
- Check for overload under full operation
- Check contractors and clean as necessary
- Check time clock for proper setting
- Check and adjust operation of all electric or pneumatic controls
D.Gas Furnaces:
- Check combustion
- Check and clean pilot
- Check fan limit control
- Check pilot safety device
- Check automatic gas valve
E.Boilers:
- Check combustion
- Check and clean pilot
- Check fan limit control
- Check pilot safety device
- Check low water cut off
- Check automatic water feeder
- Check water strainer
- Check pressure regulator
- Check relief valve
- Drain and recharge expansion tank
- Blow down boiler and controls
- Check automatic gas valve
- Check boiler control settings
- Check steam valves and traps
- Adjust controls as required
F.Dampers (Automatic or Manual)
- Check and adjust for correct operation
- Check all linkage and adjust where necessary
- Check fire damper for fusible link
G.Compressors
- Lubricate all bearings as required
- Check oil level and pressure
- Check head pressure (Adjust if required)
- Check suction pressure (Adjust if required)
- Check head bolts and anchor bolts (Adjust if required)
- Check refrigerant charge
- Test for leaks
- Check rotation
- Align and tighten bolts
- Check amperage and voltage
H.Evaporate Condenser, Cooling Tower and Air Washer
- Lubricate all motors and pumps and fan bearings
- Check pump packing (Adjust or replace when required)
- Check coil (Scale or dirt)
- Check spray nozzles (Clean and adjust when required)
- Check water strainer (Clean when required)
- Check pump strainer (Clean when required)
- Check float control (Adjust when required)
- Check drip pan and drain connections
- Check drive belts (Align and adjust when required)
- Check rotation of fan
- Check bleeder line (Adjust when required)
- Check water valve setting
- Adjust automatic controls
- Drain and flush sump pan
I.Air Cooled Condensers
- Lubricate all motors and fan bearings as required
- Check pump packing
- Check coils (Scale and dirt)
- Check air intake screen (Clean when required)
- Check drip pan and drain connections
- Check drive belts (Align and adjust when required)
- Check rotation of fan
- Adjust automatic controls
J.Controls–Electric and/or Pneumatic
- Check thermostat contacts
- Check starter contacts
- Check damper motors
- Air control–drain water
- Clean air compressor intake
- Check air compressor oil
- Check air compressor motor
- Lubricate air compressor motor
- Spot check stats for calibration
K.Fin Coils (Water, Steam or Refrigerant)
- Check for leaks
- Check strainers
- Check coil face for dirt accumulation
L.Pad Type Evaporative Coolers
- Oil and adjust all motors, bearings and drives as required
- Adjust water distribution over pads
- Check pads for dirt, looseness, sagging or disintegration
- Flush sump and check for leaks
- Adjust float
- Oil and check pump and motor
M.Check Water Treatment Control
N.Boiler Water Treatment
- Take water analysis and make recommendations