b. lnstallation. Install the terminal board by
(5) Hold the adjusting screws and tight-
reversing the removal procedures.
en the mounting nuts.
c. Installation. Install the flame detector by
reversing the removal procedures.
3-50. Blower Motor Assembly
graph 3-48 to remove and install the blower
3-49. Terminal Board
motor.
(1) Disconnect electrical wires to the ter-
b. Cleaning. Wipe motor off with a solvent
minal board (20).
dampened cloth.
(2) Remove screws (26) securing ter-
minal board to heater housing.
Section XIII. ENGINE LUBRICATING SYSTEM
(2) Inspect for cracks, breaks or dam-
3-51. General
The lubrication system consists of an oil filter
aged parts.
and associated lines and safety switches.
(3) Replace all damaged parts.
3-52. Filter Assembly
a. Removal and Installation. Remove and in-
a. Removal and Installation. Remove and in-
stall the oil pressure relief valve in accord-
stall the filter assembly, low oil pressure
ance with figure 3-30.
switch, and oil pressure switch in accordance
b. Cleaning and Inspection.
with figure 3-29.
(1) Clean all parts in an approved sol-
vent. Dry thoroughly.
b. Cleaning and Inspection.
(2) Inspect for damaged or worn parts.
(1) Clean all parts in an approved sol-
Replace all damaged or worn parts.
vent. Dry thoroughly.
installation.
