Elkay HRC4-191B User Manual
HRC4-191B HRC4-19-2B
Installation Instructions
HRC419 HRC41950
Refrigeration Packages
NOTE: It is important to insure proper ventilation. Allow a
minimum clearance of 12 inches (305 mm) in front and 3 inches
(76mm) in the rear of the unit. If unit is to be installed in an
enclosure, allow the following clearances around unit - 1 inch
(25mm) each side, 3 inches (76mm) in the rear, 3 inches
(76mm) inches above wall.
This chiller has been designed for use with potable water and
includes an o-ring seal on the drain plug. The fitting should
be replaced if the unit is to be used with more aggressive
fluids.
For use with photo processing applications, adjust
cold control to warmer settings.
LEGEND
A = 3/8" O.D. TUBE WATER OUT
B = 3/8" O.D. TUBE WATER INLET
C = 3/8" O.D. TUBE TANK DRAIN
97559C (REV. B - 1/00)
ITEMIZED PARTS LIST
ITEM
PART NO.
NO.
1
23089C
2
35882C
3
35895C
4
31757000
5
30502C
6
41991000
7
70018C
8
70009C
9
32824000
10
32817000
11
35977C
12*
35986C
13
35880C
14
30234C
15
30233C
16
30235C
17
19037000
18
100806740570
19
66563C
20
27597C
21
70772C
22
27197C
23
27844C
24
23100C
25
23101C
26
23104C
27
23103C
NS
27198C
HRC41950 - 220/240V, 50 HZ
ITEM
PART NO.
NO.
36015C
4
36000C
11
36003C
11A
36002C
12*
35997C
13
35998C
15
30560C
16
27981C
23
36001C
35999C
-
*INCLUDES RELAY & OVERLOAD. IF UNDER
WARRANTY, REPLACE WITH SAME COMPRESSOR
USED IN ORIGINAL ASSEMBLY.
NOTE: All correspondence pertaining to any of the
above water cooler or orders for repair parts MUST
include model number and serial number of cooler, name
and part number of replacement part.
DESCRIPTION
Terminal Box Cover
Cold Control
Cold Control (Freeze Protect)
Fan Motor
Fan Blade
Fan Bracket
Fan Nut
Motor Mounting Screw
Condenser
Shroud
Capacitor
Compressor Serv Pak (115v)
Overload
Clip Compressor
Overload Spring
Terminal Cover
Clip
Grommet
Evaporator Assy
Insulation Box Cover
Drain Plug
Grill (Front)
Base Assy
Insulation Box Panel (Rear)
End Panel
Insulation Box (Front)
Terminal Box
Grill (Rear)
DESCRIPTION
Fan Motor
Capacitor (run)
Capacitor (start)
Compressor Serv Pak
Overload
Overload Spring
Terminal Cover
Base Assy
Relay
Gasket
HRC4-19-1B HRC4-19-2B
INSTALLATION
1. Potable water inlet and outlet are 3/8" (9 mm) O.D. tube located on
top of unit. Contractor to supply connections as required.
2. Connecting lines to be of copper, thoroughly flushed to remove all
foreign matter before being connected to cooler. If flushing does
not remove all particles, a water strainer should be installed in supply
line.
3. Connect cooler to building supply line with a shut-off valve and install
a union connection between the valve and cooler.
4. Electrical: Make sure power supply is identical in voltage, cycle, and
phase to that specified on cooler serial plate. Never wire compressor
directly to the power supply.
START-UP
1. Open supply line valve.
2. Purge air from all water lines by operating bubbler valve of fountain.
3. Connect to electrical power.
TROUBLE SHOOTING & MAINTENANCE
Temperature Control: Factory set for 50° F water (+/- 5°) under normal
conditions. For colder water, adjust screw on item no. 2 CW.
Ventilation: Cabinet louvers should be periodically cleaned with brush,
air hose or vacuum cleaner. Excess dirt or poor ventilation can cause
no cold water and compressor cycling on the compressor overload
protector
Lubrication: Motors are lifetime lubricated.
20
2
3
11
1, 27
WIRING DIAGRAM
97559C (REV. B - 1/00)
24
19
26
21
22
23
4, 5, 6,
7, 8
9, 10
12
13, 14, 15,
16
25
19,20
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