Kohler 20EORZD Manual
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Kohler 20EORZD Manual

Kohler 20EORZD Manual

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Service
Commercial/Recreational Mobile
Generator Sets
Model:
20EORZD
20EORZDB
Marathon Coach
TP-6359 7/08a

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Summary of Contents for Kohler 20EORZD

  • Page 1 Service Commercial/Recreational Mobile Generator Sets Model: 20EORZD 20EORZDB Marathon Coach TP-6359 7/08a...
  • Page 2 TP-6359 7/08...

  • Page 3: Table Of Contents

    ............. . . Generator, 20EORZD and 20EORZDB .
  • Page 4 Table of Contents, continued Faults ............. . . 7.4.1 Fault Shutdowns .

  • Page 5: Safety Precautions And Instructions

    Safety Precautions and Instructions IMPORTANT SAFETY INSTRUCTIONS. Accidental Starting Servicing the fuel system. A flash Electromechanical equipment, fire can cause severe injury or death. including generator sets, transfer Do not smoke or permit flames or WARNING switches, switchgear, and accessories, sparks near the fuel injection system, can cause bodily harm and pose fuel line, fuel filter, fuel pump, or other...
  • Page 6 Generator set operation. Carbon Inspecting the exhaust system. Hazardous Noise monoxide can cause severe nausea, Carbon monoxide can cause severe fainting, or death. Carbon monoxide nausea, fainting, or death. For the CAUTION is an odorless, colorless, tasteless, safety of the vehicle’s occupants, install nonirritating gas that can cause death if a carbon monoxide detector.
  • Page 7 Welding on the generator set. Can Testing live electrical circuits. WARNING cause severe electrical equipment Hazardous voltage or current can damage. Before welding on the cause severe injury or death. Have generator set perform the following trained and qualified personnel take steps: (1) Remove the battery cables, diagnostic measurements...
  • Page 8 Notice NOTICE This generator set has been rewired from its nameplate voltage 246242 NOTICE Voltage reconnection. Affix a notice to the generator set after reconnecting the set to a voltage different from the voltage on the nameplate. Order voltage reconnection decal 246242 from authorized service...

  • Page 9: Introduction

    Information in this publication represents data available to safe and efficient operation. Inspect the parts often at the time of print. Kohler Co. reserves the right to and perform required service at the prescribed intervals. change this publication and the products represented...
  • Page 10 Notes Service Assistance TP-6359 7/08...

  • Page 11: Section 1 Specifications

    Figure 1-1 Generator Model Coverage listed in Figure 1-1. The 20EORZD and 20EORZDB models are powered by a four-cylinder, four-cycle turbocharged diesel engine. Kohler Co. develops all Kohlerr mobile generator set ratings using accepted reference conditions of 25_C (77_F) and pressure of 29.2 in.

  • Page 12: Engine

    1.2 Engine Generator Model 20EORZD and 20EORZDB Number of cylinders Type 4 cycle, turbocharged Cylinder block material Cast iron Cylinder head material Cast iron Crankshaft material Forged steel Piston rings 2 compression/1 oil Connecting rod material Forged carbon steel Governor...

  • Page 13: Generator, 20Eorzd And 20Eorzdb

    1.3 Generator, 20EORZD and 20EORZDB Alternator Group Number Appearing on Generator Set Nameplate GM38877-MA1 (4-Lead Brushless) Component Specification Hot exciter field voltage/amperage readings at rated voltage No load (63 Hz)—volts/amps 6/1.0 Full load (60 Hz)—volts/amps 16/2.4 Exciter field resistance (cold)—ohms @ 20_C (68_F) Exciter armature resistance (cold)—ohms (line-to-line)

  • Page 14: Service Views

    1.5 Service Views Service-Side View ADV7004-D Non Service-Side View 1. Fuses (F1, F2, and F3) 17. Belt guard 2. Advanced Digital Control (ADC 2100) 18. Oil check/dipstick 3. Run-Off/Reset-Auto switch 19. Lube oil filter 4. Runtime hour display 20. Oil drain 5.

  • Page 15: Section 2 Scheduled Maintenance

    Section 2 Scheduled Maintenance 2.1 General WARNING Schedule routine maintenance using the service schedule and the runtime hours shown on the ADC 2100. If the generator set will be subject to extreme operating conditions, service unit Moving parts. Hazardous voltage. accordingly.

  • Page 16: Service Schedule

    2.2 Service Schedule Every Every Every Every 50 Hrs. 250 Hrs. 500 Hrs. Perform Service at Intervals 1000 Hrs. or 1 or 3 or 6 Indicated (X) Daily or Yearly Month Months Months FUEL SYSTEM Check the fuel level and fill as necessary (Before operation) Check for any unusual noise [...
  • Page 17 Service Schedule, continued Every Every Every Every 50 Hrs. 250 Hrs. 500 Hrs. 1000 Hrs. or 1 or 3 or 6 Perform Service at Intervals or Yearly Daily Month Months Months Indicated (X) INTAKE/EXHAUST SYSTEM Inspect the exhaust system components [ (Before operation) Check the exhaust gas condition.

  • Page 18: Lubrication System

    2.3 Lubrication System Service Use oil that meets the American Petroleum Institute Grade (API) classification of CD or CF. Using an unsuitable oil or neglecting an oil change may result in damage and a 10W30 shorter engine life. Figure 2-1 show the recommended Society of Automotive Engineers (SAE) viscosity 15W40 designation for given operating temperature ranges.

  • Page 19: Section 3 Intake And Exhaust System

    Section 3 Intake and Exhaust System 3.1 Air Intake Silencer/Cleaner 3.2 Exhaust System Inspection At the interval specified in the service schedule, inspect, WARNING clean, or replace the air cleaner element. Clean the element more frequently if the generator operates in dirty, dusty conditions.

  • Page 20: Turbocharger

    For your safety: Never operate the generator set without functioning carbon monoxide detector(s) for your safety and the safety of others. 3.3 Turbocharger Inspect the compressor (blower) at the specified interval for build-up of carbon residue. Perform all other turbocharger inspection and service as described in the service schedule of the engine service manuals.

  • Page 21: Section 4 Fuel System

    Section 4 Fuel System 4.1 General Replacement Procedure: 1. Place the generator set master switch in the OFF Use a clean, good quality diesel fuel oil with a cetane position. number of 45 or greater. Clean fuel prevents the diesel fuel injectors and pumps from clogging.

  • Page 22: Priming The Fuel System

    4.2.1 Priming the Fuel System 4. Continue to hold the Select button for as long as you want the fuel priming pump to function Prime the fuel system under the following conditions: (typically 10 seconds). Before starting the engine for the first time 5.

  • Page 23: Fuel/Water Separator

    4.3 Fuel/Water Separator 7. Install the bowl onto a new fuel/water separator filter element. These generator set models include a fuel/water 8. Lubricate the bowl/element assembly with clean separator. The fuel/water separator helps to remove fuel. Install the bowl/element onto the filter water and sediment from the fuel system.

  • Page 24: Fuel Pump

    4.4 Fuel Pump 4.5 Governor The fuel pump transfers fuel from a source to the The centrifugal, mechanical governor keeps the engine injection pump. speed constant by automatically adjusting the amount of fuel supplied to the engine according to changes in the load.

  • Page 25: Section 5 Cooling System

    Section 5 Cooling System 5.1 General WARNING The generator set engine is water cooled. The closed loop cooling system includes the engine water pump, which circulates the cooling water, and the engine thermostat which opens and closes the cooling water Hot coolant and steam.

  • Page 26: Clean The Radiator Fins And Inspect The Hoses

    --37_C (--34_F) and overheating protection to L (Qts.) Model 129°C (265°F). A coolant solution with less than 20EORZD and 20EORZDB 2.7 (2.8) 50% ethylene glycol may not provide adequate freezing and overheating protection. A coolant Figure 5-3 Coolant Capacity solution with more than 50% ethylene glycol can cause engine or component damage.

  • Page 27: Pressure Cap

    Belt Tensioning Procedure Pressure Cap Rating 1. Disconnect the battery, negative lead first. 96.5 kPa 20EORZD and 20EORZDB 2. Loosen the pivot and adjusting screws. (14 psi) 3. While prying the battery charging alternator Figure 5-4 Pressure Cap Rating outward, tighten the adjusting screw.
  • Page 28 Notes Section 5 Cooling System TP-6359 7/08...

  • Page 29: Section 6 Troubleshooting

    Section 6 Troubleshooting 6.1 Introduction 6.3 General Corrective action and testing in many cases requires Before beginning the troubleshooting procedures, read knowledge of electrical systems and electronic circuits. all the safety precautions at the beginning of this Have an authorized service distributor/dealer perform manual.
  • Page 30 Troubleshooting Chart Problem Possible Cause Corrective Action Reference Generator set Weak or dead battery Recharge or replace battery. Generator Set O/M does not crank Battery connections Check for reversed or poor battery — connections. Open circuit in engine/controller Check for loose connections. Section 8.12 connections Check the wire harness continuity.
  • Page 31 Troubleshooting Chart, continued Problem Possible Cause Corrective Action Reference Generator set No fuel Check the fuel supply. — cranks but Loose connection or open circuit Check for loose or open Section 10 does not start connections at the fuel solenoid (lead 70A).
  • Page 32 Troubleshooting Chart, continued Problem Possible Cause Corrective Action Reference Generator set Air cleaner clogged Replace element. Section 3 operates Governor adjustment incorrect Adjust governor stability. Section 4.5 erratically erratically Inadequate cooling (hot engine Inspect air inlet and outlet. — only) Carbon buildup in engine Clean cylinder head.
  • Page 33 Troubleshooting Chart, continued Problem Possible Cause Corrective Action Reference Light flicker Voltage stability (gain) setting Check and adjust the voltage Section 7.5.3 stability (gain) setting using the ADC 2100. Incorrect controller configuration Check and adjust the controller Section 7.5 High generator configuration parameters.
  • Page 34 Troubleshooting Chart, continued Problem Possible Cause Corrective Action Reference No output Open wiring, terminal, or pin in Check continuity. Section 7.7 voltage buildup circuit or SCR module (continued) circuit Rotor connections Check for open circuit in the rotor Section 8.6 connection circuit (leads FN and FP to the SCR and RIB).

  • Page 35: Section 7 Controller

    Section 7 Controller 7.1 Introduction configuration adjustment covered Section 7.5. This section covers operation, configuration, A silicon controlled rectifier (SCR) module works with adjustment, and replacement of the ADC 2100 the controller to regulate the output voltage. controller. See Section 6 for troubleshooting Section 7.7.

  • Page 36: Advanced Digital Control Display And Keypad

    7.2 Advanced Digital Control Controller Display Display and Keypad Item Description Crank indication Displays CC_1, CC_2, or CC_3 to indicate The Advanced Digital Control has an LED display and a the 1st, 2nd or 3rd attempt to start the engine. The last digit flashes during the three-button keypad.

  • Page 37: Sequence Of Operation

    7.3 Sequence of Operation When the engine comes up to speed, the low oil pressure switch contacts open. The following sections describe the controller sequence Note: The controller circuit board prevents fault of operation during generator start, run, stop, and fault shutdowns during startup until the crank shutdown modes.

  • Page 38: Running Sequence

    7.3.3 Running Sequence 7.4 Faults When the engine speed reaches 750 rpm, the crank 7.4.1 Fault Shutdowns relay deeneergizes and the crank LED (3) turns off. When the output voltage on leads 11 and 44 reaches Under the fault conditions listed in Figure 7-4, the ADC about 30 VAC, the flash relay deenergizes and the flash displays a fault code and the generator set shuts down.
  • Page 39 Code Fault Description Check Auxiliary fault Input from a customer-supplied switch that closes Check the cause of the auxiliary fault. input shutdown when the fault is active. Shutdown occurs 0.3 seconds after the fault is detected and will not start when the fault is active (input is grounded).

  • Page 40: Controller Configuration And Adjustment

    7.5 Controller Configuration and The controller’s advanced configuration mode allows the user to set the data input type for engine senders, Adjustment toggle the battery voltage between 12 and 24 volts, and change the controller communications setting for The first step in troubleshooting the controller is to verify optional meters.

  • Page 41: Voltage Adjustment

    CANbus Market Type Data Inputs Voltage Comm. Mobile Mobile Freq Freq. Model Voltage, Phases 0 (No CAN) 20EORZD 1 (J1939) (standard) 20EORZDB 120/240 V, 1 Ph, 3W Marathon 6 (J1939 Coach (optional w/1 hr. power sender kit) down) ] ] See Figure 7-7 for Cn settings with optional digital gauges (gauges are available on selected models only).
  • Page 42 Controller Configuration Mode: (Use Figure 7-6 with Controller Parameters.) Hold the Select button: Display: Move the generator set master switch to the RUN position. (The generator set engine will not start.) Wait about 5 seconds until the display shows the 1 0 4 program version number.
  • Page 43 Pressing the up arrow key at the Adnc display (See Figure 7-8) puts you into the Advanced Configuration Mode. Press: E d 0 x To set the engine data input type. To enter battery voltage selection mode. To toggle between 12 and 24 VDC. B t 1 2 12-volt models To enter communications selection mode.
  • Page 44 Output Voltage Adjustment Mode: Display :* x x x x Move the generator set master switch to the RUN position. The generator set engine starts and the controller display shows the engine runtime hours. Hold: Wait about 5 seconds until the display changes from runtime hours to the program version number.

  • Page 45: Controller Application Program

    7.6 Controller Application SCR Module Test Procedure Program Required equipment: The controller’s application program version number is Ohmmeter displayed on the LED screen during the key sequence to 12-volt test lamp (or voltmeter) enter the configuration mode. Hold the Select button 12-volt DC power source and move the generator set master switch to the RUN position.
  • Page 46 9. Connect the positive (+) lead from the DC power source, with the lamp in series, to terminal AC1 on the SCR module. The lamp should not glow. (--) 10. Connect the jumper, with the resistor in series, from the positive lead of the DC power source to terminal G1 on the SCR module.

  • Page 47: Continuous Power Mode Jumper, If Equipped

    7.8 Continuous Power Mode Note: The controller is powered by the generator set engine starting battery. Jumper, if equipped A jumper on connector P7 on the back of the controller Note: The P7 jumper was available on generator sets causes the controller to remain powered at all times. with serial numbers before 2051415.

  • Page 48: Master Switch

    Procedure to disconnect the continuous power 9. Reconnect the generator set engine starting mode jumper (optional). battery, negative (--) lead last. 10. Reconnect power to the battery charger, if Note: The P7 jumper was available on generator sets equipped. with serial numbers before 2051415. 11.

  • Page 49: Relay Interface Board (Rib)

    7.10 Relay Interface Board (RIB) The standard relay interface board (RIB) contains the K2 crank, K3 flash, and K5 run relays. Three LEDs COMMON FAULT indicate relay operation. See Figure 7-15. Refer to the schematic diagram in Section 10 for the standard relay board connections.

  • Page 50: Controller Replacement

    7.11 Controller Replacement 5. Loosen and remove the four controller mounting screws at the front of the controller. If the troubleshooting procedures in Section 6 identify a Figure 7-17. Remove the controller. faulty controller, use the procedure in this section for controller replacement.

  • Page 51: Section 8 Component Testing And Adjustment

    Section 8 Component Testing and Adjustment 8.1 Theory of Operation These generator sets utilize a rotating-field alternator to produce AC voltage. Upon activation of the generator master switch, DC current from the battery magnetizes 2100 the rotor (field). When the magnetized rotor rotates within the stator windings, an electrical voltage develops within the stator.
  • Page 52 Grounding electrical equipment. Hazardous voltage can 4. Check for AC output across the stator leads; see cause severe injury or death. Electrocution is possible Section 8.7, Stator. Compare the readings to the whenever electricity is present. Ensure you comply with all output values shown...

  • Page 53: Exciter Field

    8.3 Exciter Field 5. Check the exciter field for a short-to-ground condition. Use a megohmmeter to apply 500 volts Direct current from the battery magnetizes the exciter DC to the FN or FP lead and the exciter field frame. Figure 8-5. Follow megohmmeter field.

  • Page 54: Exciter Armature

    8.4 Exciter Armature The exciter armature supplies excitation current to the generator main field through the rectifier module. Test the exciter armature as described in the following steps. Exciter Armature Test Procedure: 1. Disassemble the alternator. Refer to Section 9. 2.

  • Page 55: Rectifier Module

    8.5 Rectifier Module 8.6 Rotor The rectifier module located between the exciter The generator rotor (magnetized by DC from the rectifier armature and the main field converts AC from the exciter module) rotating within the stator windings induces AC armature to DC, which magnetizes the generator main in the stator windings.

  • Page 56: Stator

    Stator Test Procedure: 1. Place the generator master switch in the OFF position. 2. Disconnect the generator set engine starting battery, negative (--) lead first. 3. Check the generator output lead connections. See Section 10, Wiring Diagrams. TP-5983-7 1. Main field (rotor) 5.
  • Page 57 5. Check the cold resistance of the stator windings by connecting the meter leads to the stator leads as shown Figure 8-12. Section 1, Specifications for the stator resistance values. If the stator resistance test is inconclusive, perform a megohmmeter test on the stator as described in the next step.

  • Page 58: Voltage

    8.8 Voltage WARNING 8.8.1 Voltage Regulation Voltage regulation is performed by the Advanced Digital Control (ADC) and the SCR module. The ADC monitors Moving parts. Hazardous voltage. generator output voltage and adjusts the excitation Can cause severe injury or death. current to the rotor through the SCR module.
  • Page 59 5. Check and readjust the voltage if necessary. 6. Set the voltmeter to measure frequency. Adjust the engine speed to the cut-in frequency shown in Figure 8-15 by adjusting the governor as described in Section 4.5. 7. Set the voltmeter to measure voltage. Adjust the volts/Hz (parameter 3P) until the voltage level measured by the voltmeter begins to drop.

  • Page 60: Four-Lead Reconnection

    8.9 Four-Lead Reconnection 8.9.2 100- -120/200- -240-Volt Configurations The following information illustrates the reconnection of four-lead generator sets. In all cases, conform to the The 100--120/200--240-volt configuration does not use National Electrical Code (NEC). a jumper lead. If the unit was originally wired for straight 100--120 volt, 3-wire, remove the jumper lead (see NOTICE Figure 8-16 for location).

  • Page 61: 200--240-Volt Configurations

    8.9.3 200- -240-Volt Configurations Servicing the generator set when it is operating. Exposed moving parts can cause severe injury or death. Keep hands, feet, hair, clothing, and test leads away from the belts The 200--240-volt configuration does not use a jumper and pulleys when the generator set is running.

  • Page 62: Fault Shutdown Switches

    Low Oil Pressure (LOP) Shutdown Servicing the generator set when it is operating. Exposed moving parts can cause severe injury or death. Keep Connect a jumper wire from the LOP switch (lead 13) to hands, feet, hair, clothing, and test leads away from the belts the generator set ground.

  • Page 63: Fuses

    Figure 8-24 Fuses 1. Oil Pressure Switch Figure 8-22 Oil Pressure Switch Location Oil Pressure Range Model MPa (psi) 20EORZD and 20EORZDB 20EORZD and 20EORZDB 0 29 0 39 (42 56) 0.29--0.39 (42--56) Figure 8-23 Oil Pressure Range TP-6359 7/08...

  • Page 64: Continuity Checks

    8.12 Continuity Checks Note: Disconnect the generator set battery before performing continuity checks to prevent damage to the ohmmeter. WARNING Figure 8-25 illustrates the generator set master switch continuity with the switch in the RUN and AUTO positions. Hazardous voltage. Moving parts.
  • Page 65 Generator Set Master Switch Ohmmeter Ohmmeter Ohmmeter Readings for Operative Component Position Connections Scale Components* Generator set master RUN and VBAT R x 100 Zero ohms (continuity). Any other reading switch switch (See Figure 8-25) (See Figure 8 25) indicates a bad switch. OFF/RESET No reading (open circuit).
  • Page 66 Notes Section 8 Component Testing and Adjustment TP-6359 7/08...

  • Page 67: Section 9 Generator Disassembly/Reassembly

    Section 9 Generator Disassembly/Reassembly 9.1 Disassembly 4. Disconnect wiring harness plugs P1, P15, and P16 from the ADC 2100. Disconnect all of the external connections—battery 5. Loosen and remove the four controller mounting cables at the battery (negative (--) lead first), AC-output screws at the front of the controller.
  • Page 68 11. Remove the four bolts to remove the exciter field, if equipped. See Figure 9-4. 558864 1. Bolts (4) 2. Exciter field Figure 9-4 Exciter Field Removal 12. Remove the three bolts and spacers from the rectifier board. 13. Disconnect the main field rotor leads from the 1.
  • Page 69 15. Attach a hoist hook to the generator lifting eye. See 24. Remove the fan and fan spacers. See Figure 9-8. Figure 9-6. 25. Remove the eight bolts and remove the drive Note: The hoist capacity rating should be one-half disc/rotor assembly from the engine flywheel.
  • Page 70 5588610 558869 1. Drive disc 2. Rotor 1. Bolts (8) 3. Bolt 2. Rotor assembly Figure 9-9 Disc/Rotor Assembly Figure 9-10 Drive Disc GM38877-F 1. SCR assembly 9. Flywheel 2. Overbolts (qty. 4) 10. Machine screw (qty. 4) 3. Junction box 11.

  • Page 71: Reassembly

    9.2 Reassembly 1. Clamp the rotor in a soft-jaw vise. Install a new drive disc on the rotor. Tighten the eight bolts to 38 Nm (28 ft. lbs.). See Figure 9-12. 1. O-ring 5588612 Figure 9-13 Stator Installation 5. Install the four overbolts (the two long bolts in the lower holes).
  • Page 72 8. Bring the rotor leads through the bores in the 13. Install tie wraps to secure the wires as necessary. armature while installing the armature on the shaft. 14. Reconnect the leads to the circuit breaker and Check the keyway of the shaft and key of the neutral stud (LO) as marked during disassembly.

  • Page 73: Section 10 Wiring Diagrams

    Section 10 Wiring Diagrams WARNING WARNING Moving parts. Hazardous voltage. Accidental starting. Can cause severe injury or death. Can cause severe injury or death. Operate the generator set only when Disconnect the battery cables before all guards and electrical enclosures working on the generator set.
  • Page 74 GM39044-G Figure 10-1 Wiring Diagram (20EORZD) Section 10 Wiring Diagrams TP-6359 7/08...
  • Page 75 ADV7014A-E Figure 10-2 Wiring Diagram, Schematic (20EORZD) TP-6359 7/08 Section 10 Wiring Diagrams...
  • Page 76 ADV7014B-E Figure 10-3 Wiring Diagram, Schematic (20EORZD) Section 10 Wiring Diagrams TP-6359 7/08...
  • Page 77 GM55474- Figure 10-4 Wiring Diagram (20EORZDB) TP-6359 7/08 Section 10 Wiring Diagrams...
  • Page 78 ADV7403A- Figure 10-5 Wiring Diagram, Schematic (20EORZDB) Section 10 Wiring Diagrams TP-6359 7/08...
  • Page 79 ADV7403B- Figure 10-6 Wiring Diagram, Schematic (20EORZDB) TP-6359 7/08 Section 10 Wiring Diagrams...
  • Page 80 Notes Section 10 Wiring Diagrams TP-6359 7/08...

  • Page 81: Appendix A Abbreviations

    Appendix A Abbreviations The following list contains abbreviations that may appear in this publication. A, amp ampere cubic feet per minute exh. exhaust ABDC after bottom dead center center of gravity ext. external alternating current cubic inch displacement Fahrenheit, female analog to digital centerline fglass.
  • Page 82 kiloampere mtg. mounting root mean square kilobyte (2 bytes) megawatt rnd. round kilogram milliwatt read only memory μF kg/cm kilograms per square microfarad rot. rotate, rotating centimeter N, norm. normal (power source) revolutions per minute kilogram-meter not available, not applicable right side kg/m kilograms per cubic meter...

  • Page 83: Appendix B Common Hardware Application Guidelines

    Appendix B Common Hardware Application Guidelines Use the information below and on the following pages to Steps for common hardware application identify proper fastening techniques when no specific 1. Determine entry hole type: round or slotted. reference for reassembly is made. 2.

  • Page 84: Appendix C General Torque Specifications

    Appendix C General Torque Specifications Use the following torque specifications when service oiled threads. Increase values by 15% for nonplated literature instructions give no specific torque values. threads. All torque values are +0%/--10%. The charts list values for new plated, zinc phosphate, or American Standard Fasteners Torque Specifications Assembled into Cast Iron or Steel Assembled into...

  • Page 85: Appendix D Common Hardware Identification

    Appendix D Common Hardware Identification Screw/Bolts/Studs Nuts Hardness Grades Head Styles Nut Styles American Standard Hex Head or Machine Head Hex Head Grade 2 Hex Head or Machine Head Lock or Elastic Grade 5 with Washer Flat Head (FHM) Square Grade 8 Grade 8/9 (Hex Socket Round Head (RHM)

  • Page 86: Appendix E Common Hardware List

    Appendix E Common Hardware List The Common Hardware List lists part numbers and dimensions for common hardware items. American Standard Part No. Dimensions Part No. Dimensions Part No. Dimensions Type Hex Head Bolts (Grade 5) Hex Head Bolts, cont. Hex Nuts X-465-17 1/4-20 x .38 X-6238-14...
  • Page 87 Metric Hex head bolts are hardness grade 8.8 unless noted. Part No. Dimensions Part No. Dimensions Part No. Dimensions Type Hex Head Bolts (partial thread) Hex Head Bolts (full thread) Hex Nuts M931-06040-60 M6-1.00 x 40 M933-04006-60 M4-0.70 x 6 M934-03-50 M3-0.50 Standard...
  • Page 88 TP-6359 7/08...
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  • Page 92 For the nearest sales/service outlet in the US and Canada, phone 1-800-544-2444 KohlerPower.com Kohler Power Systems Asia Pacific Headquarters TP-6359 7/08a 7 Jurong Pier Road Singapore 619159 E 2006 and 2008 by Kohler Co. All rights reserved. Phone (65) 6264-6422, Fax (65) 6264-6455...

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