I.C.E. HTDM Food Process Unit - Manual (Page 10)

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flame signals etc.) Readings obtained in the field should not
deviate significantly from those obtained at the factory.
SHUT DOWN
1. EMERGENCY SHUT DOWN
a) Set disconnect switch to "off' position.
b) Close the manual main fuel valve.
c) Set the burner on-off switch to "off'.
2. SERVICE SHUT DOWN
a) Set the burner toggle switch to "off' position.
b) Close the manual main fuel valve.
c) Set the operating controls, (e.g. thermostat, remote panel
switches), so as to prevent heating operation.
MAINTENANCE
Regular maintenance is necessary to ensure the efficient operation
and long life of this unit. This maintenance should be preformed
by or supervised by qualified service personnel. A maintenance
schedule should be prepared for the unit based on its application
and location.
1. RECOMMENDED OUARTERLY MAINTENANCE
a) Check for loose connections in the wiring.
b) Check the voltage at the unit while it is in operation.
c) Check motor amperage draws against rating plate values.
d) Inspect all contractors to ensure that they are clean and
making good contact.
e) Check all fittings valves and lines for leaks.
f) Check for proper combustion. Adjust if necessary.
g) Check the flame sensor signal (1.5-6.0 mA), clean if
necessary.
h) Check the fuel supply pressure to the unit.
i) On gas fired units check the manifold pressure.
j) Clean or replace air filters if necessary. Replace filters
only with type equivalent to those supplied with the unit by
the factory.
k) Check all dampers, linkages and damper actuators; adjust and
tighten as required.
l) Check all belts. Adjust or replace as necessary.
m) Check all bearings and lubricate if necessary.
n) Check operation of all safety controls.