Yanmar 3JH4E Service Manual page 157

Items
Scale solvent Scale solvent
Neutralizer
(caustic soda)
pH test paper
Anti freeze
Cleaning agent
Cleaning agent for turbocharger
[NOTICE]
It is recommended that the liquid gasket of
Three Bond TB1212 should be used for service
work.
Before providing service, observe the cautions
below:
1) Build up each gasket equally.
2) For a bolt hole, apply liquid gasket to the inside
surface of the hole.
3) Conventionally, Three Bond TB1104(gray) or
Three Bond
TB1102(yellow) is used for paper packing
though single use of one of these bounds is not
effective.
4) If conventional packing is used, do not use liquid
packing.
Usual contents
1 box • The scale solvent removes scale in a short time.
(4 kg x 4 (1 to 10 hours)
removers) • Prepare water (seawater is possible) in an
amount that is about 10 times the weight of the
1 box
solvent. Mix the solvent with water.
(2 kg x 4
• Just dipping disassembled part into removes
neutralizers)
scale.
To shorten removal time, stir remover mixture.
• If cleaning performance drops, replace remover
mixture with new remover mixture.
• Neutralize used mixture, and then dispose of it.
To judge cleaning performance of mixture, put pH
test paper into mixture. If test paper turns red,
remover mixture is still effective.
Add antirust to fresh water system at the cold area to
engine operate.
• The cleaning agent removes even carbon
adhering to disassembled parts.
• If a cleaning machine is used, prepare 4 to 6%
mixture of 60° to 80° to ensure more effective
cleaning.
4l x 4 Special cleaning agent that requires no water,
specially designed for blower of turbocharger and
18l x 1
intercooler.
15sets: 1,
500cc x 6
137
4. Disassembly and reassembly
Features and application
Oil pan mating surface
Outside
Buildup of TB1212
001449-01E
Inside of oil pan