Yanmar 4LHA-HTP Operation Manual page 327

Chapter 2 Basic Engine
1. Disassembly and Reassembly Tools
1-4 Other
Supplementary packing agent
with thinner or benzene and completely dry. Moreover,
coating must be thin and uniform.
Paint
Wipe the surface to be painted with thinner or ben-
zene, shake the spray can well, push the button at the top
of the can and spray the paint onto the surface from a
distance of 30 ~ 40 cm.
Yanmar cleaner (Ref.)
Cooling passage cleaner is mixed by adding one part
"Unicon 146" to about 16 parts water (specific gravity
ratio). To use, drain the water from the cooling system,
fill the system with cleaner, allowing it to stand overnight
(10 ~ 15 hours). Then drain out the cleaner, refill the
system with water, and operate the engine for at least
one hour.
Type
"Three Bond 388-005"
"Three Bond No. 50"
"Three Bond No. 1"
Color spray
Only Metallic Ecole Silver is
used on this engine.
While. Since "Three Bond 3B8-005" is a non-organic
solvent, it does not penetrate asbestos sheets made
principally or completely of asbestos. Always use it with
grey asbestos sheet packing for complete oil tightness
When "Three Bond 3B8-005" is difficult to obtain, use
silicon nonsolvent type "Three Bond No.50."
Grey. Silicon non-solvent type liquid packing. Semidry
type packing agent coated on mating faces to prevent oil
and gas leakage. Does not penetrate asbestos sheet and
assures complete oil tightness.
Reddish brown. Paste type wét viscous liquid packing.
Ideal for mating faces which are removed but reinstalled.
Particularly used to prevent water leakage and to prevent
seizing of bolts and nuts.
NEJI LOCK SUPER 203M: a locking agent for screws (Ref.)
For coating on screws and bolts to prevent loosening,
rusting, and leaking. To use, wipe off all oil and water on the
threads of studs, coat the threads with screw lock, tighten
the stud bolt, and allow them to stand until the screw lock
hardens. Use screw lock on the oil intake pipe threads, oil
pressure switch threads, fuel injection timing shim faces,
and front axle bracket mounting bolts.
2-7
,4LHASeri
Use
Products of Three Bond Cq,, Ltd.
A