
Section 5 - Maintenance
5.1 Calibration
This unit has been fine tuned at the factory and calibrated to give optimum
performance of its full temperature range. It is recommended that the unit be
returned annually for re-calibration.
5.2 Cleaning
Remove all electrical connections and power before
attempting any maintenance or cleaning.
5.2.1
Main Body
Only a damp, soft rag with a mild cleaning solution should be used when
cleaning the main body of this unit.
5.2.2
Target Plate
Do not attempt to clean the target plate. The target plate has a special coating
applied and cleaning may change the emissivity and performance of your unit.
5.2.3 Fan
The fan filter should be cleaned monthly as a minimum by washing the filter
with warm water and then blowing dry with air. It can be removed by firmly
pulling the black plastic frame outward. The internal protective grill that is
seated against the fan can be cleaned with a soft bristle brush.
5.3
Fuse replacement
Disconnect all power from source before attempting fuse replacement.
For continued protection against the risk of fire replace with only the same size, type
and rating fuse indicated here and on the rear panel of your unit.
For model: BB702 use
1 ea. 250 VAC~, T1A (Time-Lag, 1 Amp)
UL./CSA APPROVED (0.25" dia. x 1.25" long).
For model: BB702-230VAC use 2 ea. 250 VAC~, T0.5A (Time-Lag, 0.5 Amp)
VDE APPROVED (5 mm dia. x 20 mm long).
5-1
BB702 Maintenance
5
CAUTION:
WARNING:
CAUTION:
Содержание BB702
Страница 22: ...NOTES 10 10 ...