03/20
Model H1107.8
Page 5 of 7
INSTALLATION PROC
EDURE …
STEP 10:
Verify that electrical power is off and power supply voltage, phase and cycle match
specifications printed on chiller label. In accordance with local codes, wire directly to
incoming lines at internal chiller junction box. Verify that all of the inner packing is
removed and hand rotate fan blade to verify free rotation. Reattach the chiller front
panel. Turn power on and verify that the chiller cycles off after water reaches proper
temperature. Finally check for leaks.
STEP 11:
Install grille and tighten outer side screws. Verify there is chilled water out of bubbler.
MAINTENANCE
STEP 1:
Periodically clean the strainer located inside the valve body. Refer to 5874 Series
Valve Manual for more information.
STEP 2:
The condenser fins on chiller should be periodically cleaned with a brush, an air hose
or a vacuum cleaner. Care should be taken not to bend or deform the condenser
fins.
STEP 3:
The chiller temperature control is factory set for 50
º
F water under normal
conditions. For colder water, adjust the control clockwise. For warmer water, turn
counterclockwise. Remove front chiller panel for access to temperature control.
After adjustment allow unit to cycle off before checking outlet water temperature.
TROUBLESHOOTING
PROBLEM
REPAIR CHECKLIST
1.
Insufficient bubbler flow.
1a. Check that inlet screwdriver stop valve is
in wide-open position.
b. Verify minimum 30 psi flowing supply
pressure.
c. Clean strainer. See 5874 Series Valve
Manual.
d. Adjust valve to increase flow. Use front
adjust screw or see 5874 Series Valve
Manual.
2.
Water too warm or cold.
a. Adjust chiller temperature control,
clockwise for colder water.
For more information about Haws products, see our website:
© 2020 Haws
®
Corporation
– All Rights Reserved
HAWS
®
and other trademarks used
in these materials are the exclusive property of Haws Corporation.