Greasing Of Motor - Hitachi HISCREW V PLUS NEXT Series Instruction Manual

8. PERIODIC MAINTENANCE [Greasing of Motor]

8.11 Greasing of Motor

Replenish 75 grams of grease on the load side of the main
motor.
Use "Rare max supper N" KYOUDO YUSHI Co., LTD
(Hitachi part name : RMS Grease).
IMPORTANT
● Procure "RMS Grease" (part item No.: 131) from the
HISCREW distributor.
● Replenish grease while the compressor is running.
● Clean the grease reservoir while the compressor is not
running.
● Example of Grease Gun
Lever-type grease gun made by Yamada Corporation
Model: CH-400 Micro Hose (nozzle type: SPK-1C)
Greasing Standard
Operating condition Filling interval
When operating more Every 6 months or 3000 hours,
than 3000hr/year whichever comes first
When operating Every 1 year or 3000 hours,
3000hr/year or less whichever comes first
CAUTION
Be aware that grease replenish over the
defined amount may cause overheated bear-
ing, grease leakage, etc.
8.12 Cleaning of DCBL Motor Cooling Fins
If dust adheres to the motor fins, it could cause the
cooling capacity of motor fan to diminish, the life of
motor to decrease and parts to become faulty.
DCBL Motor Thermistor
52
Load side
① Open the front door to access to the greasing port
② Draw the grease reser voir out, and if the used
③ Close the front door.
Filling amount
75g
Anti-load side
Because the bearing used on the anti-load side is of
shield type, greasing is not necessary. Replace bearings
periodically according to Section 8.1 "Periodic
Maintenance for Compressor" (
Section 8.2 "Typical Maintenance Schedule (A) of Air
Compressor" (
Maintenance Schedule (B) of Air Compressor" (
see p. 44).
① Disconnect the power, remove the right cover, and
Immediately after the shutdown, the motor and cool-
② Check for dust in the motor cooling fins and blow
Air Cleaning Pipe
③ Reassemble the right cover and the motor duct as
that is located on the right of the air intake filter.
Use the grease gun to insert a specified amount of
grease.
grease has been discharged, clean the grease reser-
voir as required.
see p. 43), and Section 8.3 "Typical
detach the motor duct.
ing fins are hot. Wait until they are cooled down, and
then commence cleaning.
away any matter adhering to the fin by blowing dry
air using an angled air blow nozzle. This time, be
careful that the dust will not collect around the
DCBL motor thermistor. Also, pay attention not to
break wires of the thermistor during the work.
before.
Greasing Port for
Main Motor load Side
Grease Reservoir
see p. 42),