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SERVICE
WARNING:
When servicing unit, shut off all electri-
cal power to unit to avoid shock hazard or injury from
rotating parts.
I. CLEANING
Inspect unit interior at the beginning of each cooling season
and as operating conditions require.
A. Condenser Coil
Inspect coil monthly. Clean condenser coil annually, and as
required by location and outdoor-air conditions.
Clean coil as follows:
1. Turn off unit power.
2. Remove and save top panel screws on condensing unit.
3. Remove condenser coil corner post. See Fig. 9. To hold
top panel open, place coil corner post between top panel
and side panel. See Fig. 10.
4. Remove bracket holding coil sections together at return
end of condenser coil. Carefully separate the outer coil
section 3 to 4 in. (75 to 100 mm) from the inner coil sec-
tion. See Fig. 11.
5. Use a water hose or other suitable equipment to flush
down between the 2 coil sections to remove dirt and
debris. Clean the outer surfaces with a stiff brush in the
normal manner.
6. Reposition the outer coil section, attach the bracket re-
moved in Step 4, and remove the coil corner post from
between the top panel and side panel. Secure the sec-
tions together. Install the coil corner post and replace
all screws (removed in Step 2).
II. LUBRICATION
A. Compressors
Each compressor is charged with the correct amount of oil at
the factory. Refer to the Oil Charge section on page 10 for ad-
ditional information.
B. Fan Motor Bearings
Fan motor bearings are of the permanently-lubricated type.
No further lubrication is required.
III. CONDENSER-FAN ADJUSTMENT (Fig. 12)
1. Shut off unit power supply.
2. Remove condenser-fan assembly (grille, motor, motor cover,
and fan).
3. Loosen fan hub setscrews.
4. Adjust fan height as shown in Fig. 12.
5. Tighten set screws.
6. Replace condenser-fan assembly.
Fig. 9 — Cleaning Condenser Coil
Fig. 10 — Propping Up Top Panel
Fig. 11 — Separating Coil Sections
NOTE: Fan height adjustments are as follows:
UNIT in. mm
569C072 4.50 114
All Units
(except 569C072)
6.42 163
Fig. 12 — Outdoor (Condenser) Fan Adjustment
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