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CORAYVAC
I
NSTALLATION
Electrode
Thermostat
Suspension Points
Protective Grille (optional) The grille must be securely attached.
Pump
38
O
S
M
PERATION AND
ERVICE
ANUAL
Replace if there are cracked ceramics, excessive carbon residue, or erosion
of the electrode.
The electrode gap should be 1/8" (3 mm).
There should be no exposed wire or damage to the thermostat.
Make sure the heater is hanging securely. The chains must hang vertical.
Look for signs of wear on the chain or ceiling.
See Page 10, Figure 8.
See Page 19, Section 6.3.1 through Page 20, Section 6.3.4.
With pump operating, check for excessive vibration or noise. Vibration is
usually a sign that the impeller is out of balance. Turn off the system, insure
power is shut off and remove the inlet plate. Check the shaft seal and
replace it if worn or missing.
With the Power off:
Check the inlet and outlet of the pump for blockage or excessive soot and
clean as necessary.
Check boots for cracking or deterioration and replace if necessary.
If a condensate drain is installed, check the condition of the drain and the
non return valve attached.
Check the condition of the motor anti vibration mounts. Lift the motor from
the rear; look for breaks in the rubber and replace if necessary.
Check the condition and operation of the pressure switch.
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