©Johnstone Supply eCatalog 216

HVAC EQUIPMENT Evaporative Coolers

Water Group Parts

By

A

B

C

D

E

F

K

G

H

I

J

L

Fig. Order #

Mfg. #

Description

Type

For Use With

B17-179 B17-181 B17-182 B17-203 B17-215 B17-204 B17-205 B17-206 B17-207 B17-208 B17-212 B17-213 B17-214

A B C D E F G H H

105345 Auto Drain — 24V

Drain Drain

EXV, EXH, TBA, TBS, EXVQ, EXQ

107608 Bleed Off Funnel/Drain Adapter Kit

EM, EXT

107691 Stand Pipe — Green Top

Pipe

EM

593104 Snow Cone 861593 Nut Snow Cone

Snow Cone Snow Cone Rubber Seal

EA, WV, MMAX, EXT, EXV, EM, TBA, TBS, TBSI, EXVQ, EXV EA, WV, MMAX, EXT, EXV, EM, TBA, TBS, TBSI, EXVQ, EXV

594910 Drain Valve Rubber Seal

EM, EXT, EXV, EXH, TBA, TBS, EXVQ, EXV

661414 Brass Connector — 1/2" NPT — 1/4" Compression

Brass Connector

EM

804415 O-Ring — Bleed Off Funnel — Small 804811 O-Ring — Bleed Off Funnel — Large

Funnel Funnel

EM, EXT

EM, EXT, EXV, EXH, TBA, TBS, EXVQ, EXV EXT, EXV, EXH, TBA, TBS, EXVQ, EXV

I

816074 Fitting Kit Solenoid (Nylon Seal & Brass Compression Nut) Compression Nut

J

834320 Solenoid Valve — 24V

Solenoid Valve EXT, EXV, EXH, TBA, TBS, EXVQ, EXV

K

850764 Flexible Hose & Washer Assembly 901497 Vertical Float Valve/Float Assembly

Assembly Assembly

EXT, EXV, EXH, TBA, TBS, TBSI, EXVQ, EXV EM, EXT, EXV, EXH, TBA, TBS, TBSI, EXVQ, EXV

L

— B22-165 — B22-170 — B22-171 — B22-172 — B22-173

560342 Bleed Funnel 116389 Auto Drain - 12V 865607 Solenoid Valve - 12V

Funnel Drain Valve Probe Probe

CTA

TBSI, TBQI TBSI, TBQI TBSI, TBQI

865621 Water Probe 833811 Water Probe

EXV, EXH, TBA, TBS, EXVQ, EXQ

Evaporative Cooler Control System • Includes 24VAC thermostat (Mfg. #1 F51-619 ) and control relay (Mfg. #8A18Z-2) • Control relay functions as a switching device for the thermostat to provide an even cooling level plus a choice of high and low-speed fan control on evaporative coolers • Designed with a fan delay (approximately 60 seconds) to pre-wet the cooler pads before the fan starts • 100% automatic

• High or low fan speed selection • Integral transformer 120/240VAC to 24VAC, 60 Hz • Separate fan and pump relays • Raintight relay enclosure • Dimensions: 3-1/4" H x 4-1/2" W x 1-5/8" D (thermostat); 8-1/2" H x 6-1/8" W x 4-1/8" D (control relay) WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Order #

Mfg. #

Description

L37-281

21D28-6

Includes 240VAC thermostat and control relay

425.00

Contact Ratings

----------Combined Relay Loads ----------

---------- Pump Relay ----------

---------- Fan Relay ----------

Input V

F/L Amps

L/R Amps

F/L Amps

L/R Amps

F/L Amps

L/R Amps

120 240

16

96 48

10

60 30

12

72 36

8

5

6

592

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