Q155 Service Manual
4-16
or repair the compressor.
4.17.
Leak Test Procedure
When you service the Pioneer unit, thoroughly leak test as outlined below. Use a
leak indicating solution or liquid soap and water, which create bubbles in the
presence of a leak.
A solution of one teaspoon of liquid soap per quart of water is sufficient.
i.
Uncoil the power cord
completely
from its holder before use, and plug in the
unit.
ii.
Set the unit's ON/OFF switch to the ON
position, and turn on the flow meter
(set 5 LPM). Allow the unit to run for approximately three minutes.
iii.
Remove the cabinet.(See section 4.2.1)
iv.
In the compressor compartment, apply the solution to the heat exchanger
connections and fittings on the compressor.
v.
On the back and front side, apply the solution to the Regulator, Solenoid Valve
fittings, Sieve Bed fittings, Flow Meter and Bacteria Filter.
Note
When you leak test, be sure to wipe off any excess water and protect all electrical
components from the solution.