ENGINE MANAGEMENT SYSTEM
- 343 -
2
.
Handling - DOs & DONTs
3.5 FUEL INJECTOR HANDLING
ACTION REASON
DO NOT
:
Re-use injector seal rings if at all
possible. If no other choice exists, take
extra care in inspecting the seal rings for
damage.
Leakage.
DO NOT
:
Dip injector tips into lubricants.
Can plug injector spray orifices.
DO NOT
:
Cycle injector repeatedly without
fuel pressure.
Damage to internal mechanical components.
DO NOT
:
Pulse (actuate) a suspected high
leak rate injector (leak >50 sccm air).
Can dislodge internal contamination if
present and preclude root cause analysis.
DO NOT
:
Allow water to enter fuel system
from air lines, etc. during leak checks.
Can damage injectors.
DO NOT
:
Contact or apply load to the
injector tip for installation.
Apply load to 45 deg angle on nylon over
mold see
DO NOT
:
Pound injectors into manifold
during assembly to engine.
Can damage injectors or seal rings.
DO NOT
:
Apply excessive side loads to
electrical connectors.
May cause loss of electrical continuity.
DO NOT
: Use any dropped unit.
Internal damage may have occurred.
DONOT
:
Store injectors, rails, or
subassemblies including engines on which
the injectors have been installed in an
unprotected environment.
External contamination can damage the
injector electrically and/or mechanically.
DO NOT
:
Use the injector as a handle.
Do not use the injector to lift assemblies
DO NOT
:
Rack, stage, or handle parts in a
manner that allows contact between parts.
Damage will occur.
DO NOT
:
Remove packing in a way that
allows contact between parts.
Damage could occur due ton contact
between parts.
DO NOT
:
Tap on fuel injectors to correct any
malfunction.
Can damage injector.
DO NOT:
Replace the injector with other
part number not recommended for this
application
Will severely affect the performance of the
injector
DO:
Take extra care when installing new
fuel seal ring over injector inlet flange.
Prevent tearing seal ring during installation.
Содержание HS700UTV-4
Страница 95: ...SPECIFICATIONS 82 HYDROGRAPHIC CHART Hydrographic chart Pressure splash...
Страница 96: ...SPECIFICATIONS 83 LUBRICATION OIL WAY Hydrographic chart Pressure splashing oil...
Страница 149: ...ENGINE 136 No Part Name Qty Remarks 13 Thermo switch 1 1 For installation reverse the removal procedure...
Страница 242: ...CHASSIS 229 No Part Name Qty Remarks 25 Dust seal 1 26 Caliper piston seal 1 27 Bleed screw 1...
Страница 291: ...CHASSIS 278 No Part Name Qty Remarks 12 Spring washer 8 4 13 Washer 8 16 1 6 2 14 Washer 10 20 2 2...
Страница 293: ...CHASSIS 280 No Part Name Qty Remarks 11 Cross large plate head screw M6 16 4 12 Nut clip M6 4...
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