GORMAN-RUPP 62-1/2E13-4A084, Technical Manual, Page: 42 / 107

Section IV. OPERATION OF EQUIPMENT
2-10. GENERAL
a . I n s t r u c t i o n s i n t h i s s e c t i o n a r e p u b l i s h e d f o r
information and guidance of personnel responsible
for operation of the pump.
b . The operator must know how to perform every
operation of which the pump is capable. This section
gives instructions on starting and stopping the pump
and basic operations of the unit. Since nearly every
job presents a different problem, the operator may
have to vary given procedures to
2-11. STARTING
a. Preparation for Starting.
—
( 1 ) P e r f o r m n e c e s s a r y d a i l y
fit the individual job.
p r e v e n t i v e m a i n t e -
nance services for the pump (par. 3-4).
(2) Refer to figure 2-2 and check for proper setting
of inlet temperature control and oil baffle con-
t r o l .
Caution. Improper setting of the inlet temperature
a n d o i l b a f f l e c o n t r o l s c a n d a m a g e t h e
engine by causing overheating.
b . Starting. Refer to figure 2-3 and start the pump.
Caution. Running the pump for extended periods of
t i m e w i t h o u t f l u i d i n t h e h o u s i n g will
damage the pump seal. Begin pump oper-
ation as soon as engine warms up after
starting.
2-12. STOPPING
a . Refer to figure 2-4 and stop the centrifugal pump.
b . If the pump has been pumping liquids containing
a considerable amount of solids, refer to figure 3-11,
a n d d r a i n t h e v o l u t e c a s i n g a n d f l u s h w i t h c l e a n
water.
c . Perform the necessary daily preventive mainte-
nance services (par. 3-4).
2-13. OPERATION UNDER USUAL CONDITIONS
a . Start the centrifugal pump (par. 2-11).
b . Refer to figure 2-6 and operate the pump.
STEP 1.
STEP 2.
NOTE.
STEP 3.
STEP 4.
STEP 5.
B. ENGINE CONTROLS
OPEN FUEL SHUT-OFF VALVE (TURN TO VERTICAL POSITION).
REMOVE FUEL TANK CAP AND SET INNER VALVE FOR NORMAL OPERATIONS AND REPLACE
CAP.
RESET VALVE TO FORDING OPERATIONS WHEN FORDING OR TRANSPORTING THE ITEM.
MOVE ENGINE SPEED CONTROL TO MID POSITION.
PLACE RUN-STOP SW ITCH IN. RUN POSITION. (UP).
DEPRESS OIL SW ITCH AND START SWITCH UNTIL ENGINE STARTS.
CAUTION. DO NOT CRANK ENGINE FOR MORE THAN 15 SECONDS CONTINUOUSLY WITHOUT
ALLOWING A TWO MINUTE COOLING OFF PERIOD. IF ENGINE DOES NOT START,
REFER. TO ENGINE MANUAL TM 5-2805-259-14, AND DETERMINE CAUSE.
NOTE .
IF BATTERY IS DEAD, ENGINE CAN BE STARTED BY TURNING OVER WITH ROPE
MANUAL STARTING.
STEP 6. PLACE RUN-STOP SWITCH IN “ON” POSITION.
STEP 7. OIL SWITCH MUST BE DEPRESSED WHILE ROPE STARTING.
STEP 8. CHOKE MUST BE (CLOSED) PULLED OUT ANO HELD UNTIL ENGINE STARTS, THEN
SLOWLY PUSHED IN AS ENGINE WARMS.
STEP 9. CHECK OIL PRESSURE FOR NORMAL MINIMUM 5 PSI.
2 - 4
Figure 2-3. Starting the pump.