360077-1/O
119
Horizon Series™ - Laboratory, Pharmacy, and International Blood Bank Models
25.6.1
Remove the Unit Cooler Cover
WARNING
Disconnect the refrigerator from AC power when removing the unit cooler.
CAUTION
The condensate evaporator and water evaporation tray are hot.
1
Disconnect the refrigerator from AC power. Remove one battery from the monitoring system backup
battery holder.
2
Remove top drawer, basket, or shelf from the chamber.
3
On the back of the camber, peel putty back to expose drain hose (C).
4
Remove drain hose from unit cooler drain port (B).
a
Pull drain hose downward to separate from unit cooler.
b
Twist drain hose while pulling to assist in removal.
5
Push the drain hose (C) out through rear of chamber.
6
Remove the unit cooler cover.
a
Hold unit cooler cover in place to prevent it from dropping.
b
Use the socket wrench to remove four screws securing the unit cooler cover.
c
Carefully lower unit cooler cover to avoid damage to the fan wiring.
25.6.2
Install the Unit Cooler Cover
1
Verify unit cooler wiring is connected and routed correctly.
a
Wiring should be routed above copper tube inside the unit cooler.
b
Reconnect wires if they have separated.
2
Attach unit cooler cover.
a
Lift unit cooler cover into place.
b
Front edge of the cover should be behind the unit cooler case.
c
Use the socket wrench to install four screws to secure the unit cooler cover.
3
Insert the drain hose through hole in the refrigerator.
a
Push drain hose upward, toward the unit cooler drain port.
b
In the chamber, push drain hose onto unit cooler drain port.
4
On the back of the chamber, press putty around the drain hose.
5
Reinstall the top drawer, shelf, or basket.
6
Reinstall the battery in the monitoring system backup battery holder. Reconnect the refrigerator to AC
power.
7
Press the
Mute
button to disable the high temperature alarm while refrigerator reaches operating
temperature.
25.7 Supplies
Refrigerant: non-CFC, R-134A
Chart paper: 220366 (52 sheets)
Glycerin solution: 400922-1
Fluorescent lamp: T5, 13 W
Monitoring system battery: (1) 9 V, non-rechargeable lithium battery (or equivalent): 120399
Chart recorder battery (optional): (1) 9 V non-rechargeable alkaline (or equivalent): 120218
Summary of Contents for (Version A) HB120(Versions A and B)
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