Information injection-pump assembly
ZEXEL
106684-4230
1066844230
KOMATSU
6166711750
6166711750

Rating:
Service parts 106684-4230 INJECTION-PUMP ASSEMBLY:
1.
_
3.
GOVERNOR
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
6162-14-3300
12.
Open Pre:MPa(Kqf/cm2)
26.0{265}
15.
NOZZLE SET
Include in #1:
106684-4230
as INJECTION-PUMP ASSEMBLY
Cross reference number
ZEXEL
106684-4230
1066844230
KOMATSU
6166711750
6166711750
Zexel num
Bosch num
Firm num
Name
Calibration Data:
Adjustment conditions
Test oil
1404 Test oil ISO4113 or {SAEJ967d}
1404 Test oil ISO4113 or {SAEJ967d}
Test oil temperature
degC
40
40
45
Nozzle and nozzle holder
105780-8130
Bosch type code
EFEP215A
Nozzle
105780-0050
Bosch type code
DN6TD119NP1T
Nozzle holder
105780-2090
Bosch type code
EFEP215
Opening pressure
MPa
17.2
Opening pressure
kgf/cm2
175
Injection pipe
Outer diameter - inner diameter - length (mm) mm 8-4-1000
Outer diameter - inner diameter - length (mm) mm 8-4-1000
Overflow valve
131425-1620
Overflow valve opening pressure
kPa
255
221
289
Overflow valve opening pressure
kgf/cm2
2.6
2.25
2.95
Tester oil delivery pressure
kPa
157
157
157
Tester oil delivery pressure
kgf/cm2
1.6
1.6
1.6
Direction of rotation (viewed from drive side)
Left L
Left L
Injection timing adjustment
Direction of rotation (viewed from drive side)
Left L
Left L
Injection order
1-5-3-6-
2-4
Pre-stroke
mm
2.8
2.75
2.85
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-5 deg. 60 59.5 60.5
Cal 1-5 deg. 60 59.5 60.5
Difference between angles 2
Cal 1-3 deg. 120 119.5 120.5
Cal 1-3 deg. 120 119.5 120.5
Difference between angles 3
Cal 1-6 deg. 180 179.5 180.5
Cal 1-6 deg. 180 179.5 180.5
Difference between angles 4
Cyl.1-2 deg. 240 239.5 240.5
Cyl.1-2 deg. 240 239.5 240.5
Difference between angles 5
Cal 1-4 deg. 300 299.5 300.5
Cal 1-4 deg. 300 299.5 300.5
Injection quantity adjustment
Adjusting point
A
Rack position
14.8
Pump speed
r/min
500
500
500
Average injection quantity
mm3/st.
503
498
508
Max. variation between cylinders
%
0
-3
3
Basic
*
Fixing the rack
*
Remarks
Standard point A's rack position same as 106682-9360 in row L
Standard point A's rack position same as 106682-9360 in row L
Injection quantity adjustment_02
Adjusting point
-
Rack position
6.8+-0.5
Pump speed
r/min
400
400
400
Average injection quantity
mm3/st.
12.5
11
14
Max. variation between cylinders
%
0
-15
15
Fixing the rack
*
Injection quantity adjustment_03
Remarks
Rack limit setting R = 17+0.2
Rack limit setting R = 17+0.2
Test data Ex:
Timing setting

(1)Pump vertical direction
(2)Position of spline gear's aligning mark at No 1 cylinder's beginning of injection (key position)
(3)B.T.D.C.: aa
(4)-
----------
aa=(20deg)
----------
a=(130deg)
----------
aa=(20deg)
----------
a=(130deg)
Information:
Refer to the topics in the Operation & Maintenance Manual, SEBU6150, SR4 Generators and Control Panels, and the Maintenance Schedules in this manual for page numbers and information to perform the maintenance specified in the following schedules.Weekly (Before Starting Engine)
Walk-Around Inspection - Inspect engine for leaks and loose connections Engine Crankcase - Check oil level Cooling System - Check coolant level Battery Charger - Check for proper operation Batteries - Clean/Check electrolyte level Air Starter System (if equipped) - Check lubricator oil level, air pressure and drain condensation Engine Air Cleaner - Check service indicator Block Heater - Check for proper operation, maintain 32°C (90°F) temperature Aftercooler - Inspect ATAAC Belts - Inspect/Replace Engine Protection Devices - Inspect system and gauges for proper operation Generator and Control Panel - Inspect componentsWeekly (With Engine Running)*
Walk-Around Inspection - Inspect engine for leaks and loose connections and generator louvers for proper operation Engine Crankcase - Check oil level Oil Pressure - Check gauge reading Generator - Check frequency (rpm) and generated voltageWeekly (After Stopping Engine)*
Walk-Around Inspection - Inspect engine and report malfunction and make necessary repairs Automatic Switches - Check for proper position to execute auto-start Battery Charger - Record charging amperage readingYearly (Before Starting Engine)*
Cooling System - Check coolant level, Test for concentration of supplemental coolant additive Crankcase Breather - Clean Valve Lash - Check/Adjust Governor - Inspect for leaks Governor Linkage - Check/Adjust and Lubricate Air Inlet Piping - Inspect Engine Air Cleaner - Check service indicator, Replace element if necessary Generator - Lubricate bearingYearly (With Engine Running)*
Engine Protection Devices - Inspect system and gauges for proper operation;/bs/, Record gauge readings Radiator (If Equipped) - Inspect for leaks and loose connections and louvers for proper operation Load Test - Operate the engine at a minimum of 30 percent of rated load for minimum of two hours Engine Mounts - InspectYearly (After Stopping Engine)*
Scheduled Oil Sampling (S O S) Analysis - Obtain Engine Oil and Filters - ReplaceEvery Three Years (Before Starting Engine)*
Turbocharger - Inspect/Check bearing end play and radial clearance Governor - Inspect for leaks Thermostat - Replace Coolant Hoses - Replace Cooling System - Clean/Flush coolant Batteries - ReplaceEvery Three Years (With Engine Running)*
Walk-Around Inspection - Inspect engine for leaks and loose connections Engine Protection Devices - Inspect system and gauges for proper operation, Record gauge readings Engine Crankcase - Check oil level Radiator (If Equipped) - Inspect for leaks and loose connections and louvers for proper operation Load Test - Operate at a minimum of 30 percent of rated load for minimum of two hours Exhaust System - Check for leaksEvery Three Years (After Stopping Engine)*
Walk-Around Inspection - Inspect engine and report malfunction and make necessary repairs Scheduled Oil Sampling (S O S) Analysis - Obtain Engine Oil and Filters - Replace Battery Charger - Record charging amp reading Automatic Switches - Check for proper position to execute auto-start Coolant Analysis - ObtainEvery Four Years
Drain/Replace Engine Coolant (Extended Life Coolant Only)*First Perform Previous Maintenance Items
Walk-Around Inspection - Inspect engine for leaks and loose connections Engine Crankcase - Check oil level Cooling System - Check coolant level Battery Charger - Check for proper operation Batteries - Clean/Check electrolyte level Air Starter System (if equipped) - Check lubricator oil level, air pressure and drain condensation Engine Air Cleaner - Check service indicator Block Heater - Check for proper operation, maintain 32°C (90°F) temperature Aftercooler - Inspect ATAAC Belts - Inspect/Replace Engine Protection Devices - Inspect system and gauges for proper operation Generator and Control Panel - Inspect componentsWeekly (With Engine Running)*
Walk-Around Inspection - Inspect engine for leaks and loose connections and generator louvers for proper operation Engine Crankcase - Check oil level Oil Pressure - Check gauge reading Generator - Check frequency (rpm) and generated voltageWeekly (After Stopping Engine)*
Walk-Around Inspection - Inspect engine and report malfunction and make necessary repairs Automatic Switches - Check for proper position to execute auto-start Battery Charger - Record charging amperage readingYearly (Before Starting Engine)*
Cooling System - Check coolant level, Test for concentration of supplemental coolant additive Crankcase Breather - Clean Valve Lash - Check/Adjust Governor - Inspect for leaks Governor Linkage - Check/Adjust and Lubricate Air Inlet Piping - Inspect Engine Air Cleaner - Check service indicator, Replace element if necessary Generator - Lubricate bearingYearly (With Engine Running)*
Engine Protection Devices - Inspect system and gauges for proper operation;/bs/, Record gauge readings Radiator (If Equipped) - Inspect for leaks and loose connections and louvers for proper operation Load Test - Operate the engine at a minimum of 30 percent of rated load for minimum of two hours Engine Mounts - InspectYearly (After Stopping Engine)*
Scheduled Oil Sampling (S O S) Analysis - Obtain Engine Oil and Filters - ReplaceEvery Three Years (Before Starting Engine)*
Turbocharger - Inspect/Check bearing end play and radial clearance Governor - Inspect for leaks Thermostat - Replace Coolant Hoses - Replace Cooling System - Clean/Flush coolant Batteries - ReplaceEvery Three Years (With Engine Running)*
Walk-Around Inspection - Inspect engine for leaks and loose connections Engine Protection Devices - Inspect system and gauges for proper operation, Record gauge readings Engine Crankcase - Check oil level Radiator (If Equipped) - Inspect for leaks and loose connections and louvers for proper operation Load Test - Operate at a minimum of 30 percent of rated load for minimum of two hours Exhaust System - Check for leaksEvery Three Years (After Stopping Engine)*
Walk-Around Inspection - Inspect engine and report malfunction and make necessary repairs Scheduled Oil Sampling (S O S) Analysis - Obtain Engine Oil and Filters - Replace Battery Charger - Record charging amp reading Automatic Switches - Check for proper position to execute auto-start Coolant Analysis - ObtainEvery Four Years
Drain/Replace Engine Coolant (Extended Life Coolant Only)*First Perform Previous Maintenance Items