Elkay ERW20-2B, ERW20-1B installation instructions Wiring Diagram

Models: ERW20-1B ERW20-2B

1 2
Download 2 pages 59.94 Kb
Page 2
Image 2
WIRING DIAGRAM

ERW20-1B/2B

ITEMIZED PARTS LIST

ITEM

PART NO.

DESCRIPTION

NO.

 

 

 

 

 

1

100806740570

Grommet

2

19037000

Clip

3

23088C

Bracket Conduit

4

23100C

Panel Insulation Box (Rear)

5

23101C

Panel End

6

23104C

Box Insulation (Front)

7

26706C

Terminal Box

8

26707C

Grille

9

26708C

Cover Terminal Box

10

26709C

Rear Panel

11

27597C

Cover Insulation Box

12

28108C

Base Ass'y

13

30235C

Terminal Cover

14

30768C

Solenoid Valve

15

35880C

Overload

16

35882C

Cold Control

17

35895C

Cold Control Freeze Protect

18

35977C

Capacitor

19*

35986C

Compressor Service Pak

20

30233C

Overload Spring

21

30234C

Clip Compressor

22

66226C

Condenser

23

66563C

Evaporator

24

70772C

Drain Plug

 

 

 

 

ERW20-2B - 220/240V, 50 HZ

 

 

 

ITEM

PART NO.

DESCRIPTION

NO.

 

 

 

 

 

13

30560C

Terminal Cover

14

30781C

Solenoid Valve

15

35997C

Overload

18

36000C

Capacitor (run)

18A

36003C

Capacitor (start)

19*

36002C

Compressor Serv Pak

20

35998C

Overload Spring

-

36001C

Relay

-

35999C

Gasket

*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.

WIRING DIAGRAM

INSTALLATION

1.Potable water inlet and outlet are 3/8" (9 mm) O.D. tube located on top of unit. Water cooled condenser inlet and outlet are 3/8" (9 mm) O.D. tube located on right front of unit. Installer to provide air gap at condenser water outlet to comply with local plumbing specifications. 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. 16 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.

11

16

17

18

9

 

 

 

 

7

23

 

 

 

22

 

 

 

 

5

14

10

4

19

13,15,20,

21

6

 

 

3

 

 

 

24

12

8

1,2

 

ELKAY MANUFACTURING COMPANY • 2222 CAMDEN COURT • OAK BROOK, IL 60523 • 630.574.8484

FOR PARTS, CONTACT YOUR LOCAL DISTRIBUTOR OR CALL 1.800.323.0620

97560C (REV. B - 4/00)

Page 2
Image 2
Elkay ERW20-2B, ERW20-1B installation instructions Wiring Diagram