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2-3
2-4
2-2
CHAPTER 2
INSTALLATION AND OPERATING INSTRUCTIONS
Section I.
2-1. Inspecting and Servicing
a. Inspection.
(1) Inspect casing for signs
dling and damage.
SERVICE UPON
Equipment
of rough han-
(2) Inspect sight glass and control panel for
damage.
(3) Remove grilles and inspect evaporator
and condenser coils for damage.
(4) Inspect tubing and fittings for damage
and losseness.
b. Servicing. The units have been fully charged
at the factory and will require no service other
than normal preventive maintenance services.
a. General. The air conditioner are basically
self-contained units. Under certain conditions it
might be desirable to operate from a remote posi-
tion, using the block-off panel and a suitable
cable to allow the operator to control the unit re-
motely. When to external duct is utilized, a sound
attenator may be used to reduce noise. A paulin
may be used to prevent dirt from entering the
condenser.
b. Remote control operation.
(1) Disconnect power source and remove
front access panel (para 3-6).
(2) Refer to figure 2-1 and install the
block-off panel.
(3) Connect the control receptacle to the
block-off panel.
(4) Connect a suitable extension cable to the
block-off panel and the opposite terminal to the
control panel.
Section II. MOVEMENT
The air conditioner need not be dismantled for
RECEIPT OF EQUIPMENT
near a level position as possible. An alternate
drain connection may be used if desirable.
b. Positioning the Air Conditioner. Position the
unit so that the front is unobstructed, the sight
glass at the rear may be observed, and the reset
button may be pushed by hand.
Note. If the unit is to be equipped with ducts, install
the grilles from the unit on the ends of the ducts.
c. Chemical-Biological Cover. The C/B cover is
provided to allow for installation of a C/B filter
when desired.
d. Installation. Bolt unit to the floor or other
suitable base when leveled. Remove applicable
drain plug. Alternate drain holes are provided
and may be used by removing the drain plugs. A
drain hose may be used to direct condensate to an
outdoor area. Make certain the alternate drain
plugs are installed.
e. Power Source. The unit is equipped with a
power receptacle (fig. 2-2) located in the rear.
Using a cable provided with an MS
3100R-22-22S plug, connect the unit to the appl-
icable power source. The unit is provided with al-
ternate locations for the power receptacle. If it
becomes desirable to utilize one of these connec-
tions, remove and relocate the receptacle. Remove
the cover plate from the alternate receptacle and
install it on the rear receptacle.
Caution: To insure proper electrical power
supply connection, move the selector switch
momentarily to the VENTILATE position. The
airflow should be sucked through the intake grill
(fig. 1-1) and expelled through the outlet grill
Interchange any two power leads (figs. 1-3 and
1-4) if airflow (fan rotation) is not correct.
TO A NEW WORKSITE
movement; just disconnect the power source and
drain hose. If ducts have been used, remove the
2-1
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