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8. Install the Side Sealer Panels.  These panels are the correct height, but need to be 
trimmed to fit the width of your window.  Trim the panels so that they reach from the 
window frame to the side of the duct.  Slide the panels in the channels you placed on the 
bottom duct flange.  Install the remaining Side-Sealer Channels over the top duct flange 
and the Side-Sealer Panels.

 

 

INSTALL OVERFLOW AND DRAIN

 

1. Slide the Rubber Washer over the Drain Bushing and push through the hole in the 

bottom of the cooler from the topside. 

2. Secure the Drain Bushing from beneath the pan with the Lock Nut.  Make sure the 

Rubber Washer does not twist while tightening, which could cause it to leak.  

DO NOT 

OVERTIGHTEN.

 

3. Thread the Overflow Tube into the Drain Bushing and 

HAND TIGHTEN

.

 

 

4. If leakage occurs after Reservoir is full, retighten the Overflow Pipe until leaking stops.  

A small amount of silicone caulk may be used if necessary.

 

 

 

FLOAT VALVE INSTALLATION

 

1. Place the threaded portion of the Float Valve through the hole provided in the Float 

Bracket (inside unit) as shown. 

 

2. Slip the Fiber Washer over the threaded portion of the float and secure with the Ring 

Nut.  Be sure the Float does not turn while you are tightening the nut. 

 

WATER LINE CONNECTION

 

1. Find the closest outside water faucet, and install a Water Connection Kit (not included 

with cooler) as shown.  If an exterior faucet is not available, locate the closest cold water 
pipe and install a saddle valve assembly. 

Reservoir

 

2. Route tubing into cooler.  Place Compression Nut and Ferrule over end of tubing.  

Insert the tubing into float valve and tighten Compression Nut to secure. 

NOTE:

 Over tightening a compression fitting will cause that fitting to leak.  It is best 

to secure the connections, turn on the water, and then snug the fitting until leaking 
stops. 

 

ADJUSTING WATER LEVEL AND FLOAT VALVE

 

1. To adjust water level, bend the float valve rod. 
2. Check all water connections for leaks. 
3. Make sure the Float Valve cuts off completely when the desired water level has 

been reached (½” to ¾” below top of Overflow Tube).  If the float does not stop 
the water completely, the water level will rise and run out the Overflow Tube. 

4. Double-check the Overflow Tube for leaks. 

 

START UP

 

1. Plug in the electrical cord to a standard grounded receptacle.  Be sure the Circuit 

Breaker protecting the receptacle is of sufficient size. 

Ferrule

Faucet

2. Open windows in rooms where you want cooling to be directed. 
3. Turn the cooler to the High Fan position.  Observe the amount of air being 

delivered.  Note: on cool nights (or days) or when the humidity level is high, the fan 
positions may be used to for ventilation purposes. 

4. Turn the cooler to the Low Fan position.  This should significantly reduce the 

amount of air being delivered. 

5. Turn the cooler to the Pump Only position.  The pump should run and not the fan.  

Check to see that water is flowing from all three Water Trays. 

6. Turn the cooler to the High Cool position.  Check to see that all three Pads are 

wetting evenly with no dry patches.  The Pads may take up to 20 minutes to wet 
fully.  If the Pads have dry patches, you can adjust the level of each Water Tray by 
screws on each end. 

7. Adjust window openings to achieve desired cooling level. 

 

3

Summary of Contents for HB30

Page 1: ...OWNER S MANUAL WINDOW EVAPORATIVE AIR COOLER MODEL HB30 READ AND SAVE THIS INSTRUCTION MANUAL Date purchased ___________________ Purchased from ___________________ P N 71050 REV 1 03 ...

Page 2: ...mplete This cooler is equipped with an automatic thermally protected motor If it shuts off on its own for any reason it can restart without warning If the motor shuts off because of thermal overload check into the problem immediately If allowed to continue permanent damage will occur MOUNTING To install this cooler the following tools are required Adjustable wrenches Screwdrivers Electric drill 3 ...

Page 3: ...mpression Nut and Ferrule over end of tubing Insert the tubing into float valve and tighten Compression Nut to secure NOTE Over tightening a compression fitting will cause that fitting to leak It is best to secure the connections turn on the water and then snug the fitting until leaking stops ADJUSTING WATER LEVEL AND FLOAT VALVE 1 To adjust water level bend the float valve rod 2 Check all water c...

Page 4: ...ths TO REPLACE PADS 1 Remove louver U from cooler 2 Unhook pad holders V at the sides of the louver Unhook pad holders above and below side pads inside cooler 3 Remove old pads W and discard 4 Tuck in rear pad to make sure hot air can not by pass filter 5 Place pad holders over new pad and hook into place 6 For the side pads center pad over louver openings in cabinet hook pad holder below pad tilt...

Page 5: ...1 71053 26 Water Overflow Kit 1 506667 9 Filter Side 2 71052 27 Sub Vent Assembly 1 70741 10 Pad Retainer back 1 504255 28 Louver Assembly 1 71054 11 Pad Retainer Side 2 70415 29 Inlet Ring 1 70425 12 Motor 1 70423 30 Float Bracket 1 70373 13 Blower Wheel 1 70424 31 Switch bracket 1 70798 14 Motor Mount Bushing 4 589040 32 Grille Frame 1 70658 15 Motor Mount 2 70431 33 Cord 1 70414 16 Stand off Br...

Page 6: ...his cooler TERMS AND CONDITIONS OF WARRANTY The BOTTOM PAN is guaranteed against leakage due to rusting out for Five Years All other original parts provided by Essick Air Products are warranted against defects in material or factory workmanship for One Year EXCLUSIONS FROM THE WARANTY Essick Air Products is not responsible for incidental or consequential damage resulting from any malfunction Essic...

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