NPR ECO-MAX Diesel - Isuzu Truck Service
Contents
1. the ground line through the centerline of the rear axle at design load Tire Section Tire Radius Tire Loaded Radius Tire Clearance Figure 9 14 1 See Tire Chart for Values ight Dimensions Wis Tack HH Tire loaded radius Tire loaded radius C Tire loaded radius D Tire radius 3 00 inches Track 2 tire sections tire clearance DW 5 00 inches EW Track 2 tire sections tire clearance LW 1 00 inch minimum clearance between tires and springs Figure 9 14 2 NOTE Track and overall width may vary with optional equipment Te ow waow a B5 Figure 9 14 3 Note Dimensions in inches Formulas for Calculating Rear Width and He 2015 Isuzu Truck 1915 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book NPR Suspension Deflection Charts Front Suspension Load vs Deflection Rear Suspension Load vs Deflection Per Axle Per Axle 12 000 Ib GVWR 12 000 Ib GVWR 2 12 000 24 000 4 65 in mj mE 54 in uj 20 233 Ibs 7 894 Ibs UO 9000 18 000 7 7 147 Iblin c 1 457 Iblin i 6 000 p 2 12 000 NEAR a 3 000 a 6 000 4 476 lbs J J 0 0 4 0 2 0 2 4 6 Vertical Spring Deflection Vertical Spring Deflection Inches Inches Figure 9 15 1 2015 Isuzu Truck Note The2. DD m2 38 00 Figure 9 4 2 Note Dimensions in inches 33 8 DD 2015 Isuzu Truck 95 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Frame Chart FRAME LENGTH FL Front Axle Centerline Rear Axle Centerline 2 36 um oz M SECTION A A SECTION B B SECTION C C Figure 9 5 1 Wheelbase Frame Thickness 182 9 206 5 224 2 Note D nches Figure 9 5 2 ote Dimensions in i 2015 Isuzu Truck 9 6 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book NPR 12k GVWR Diesel Standard Cab Top View PAGE WB es d eb E 22 4 S H N E rid a LT AK SSS Rec S3 TEET i i p ud c rl E jJ t N I S S e ROV Ron KN am Ta H Sd EI iH um _ lt E ES oo I mo 1 ____ gt ___ a S 2015 Isuzu Truck 219 7 Note The document this section is for the 2014 Model Year NPR 12 000 GVW The Currently Available model year chassis
3. included this book NPR 12k GVWR Diesel Standard Cab Left Side View List Soe ry onl N wmi HEIL WN 5 M Xi Ww Em lt E cian I M ii TINA Um LIT l pi SUMI NE M SACR A M PF l JW Du A R MM 2 Hd inam gt A Figure 9 7 1 Note Dimensions in inches 2015 Isuzu Truck 9 8 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book NPR 12k GVWR Diesel Standard Cab Right Side View PAGE A Pe sens Dole e 3 ESS 2 X uU a em SM B 0 1 M L1 zT TET 5 57 Uu Ml ELENA EU 5 WB Note Dimensions in inches Figure 9 8 1 2015 Isuzu Truck 99 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Auxiliary Views SCR DPF 4JJ1 TC Outside Edge m Frame Rail Outside Edge of Frame Rail 4s Distance to Front Note Dimensions in inches 2015 Isuzu Truck 419 10 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000
4. Figure 9 329 f 1 Fuel Filler Hose n a sa a a o o nl a a oa a a alal a a n n u s ealu nlo n a alun e sn o c e AM SE SIMSE SEN EE IM 7 Protective HH 4 Rollover Rollover Sleeve Valve Hose Valve Figure 9 29 1 Filler Neck Installation The fuel filler neck 5 must be installed with the proper orientation on the body The neck should be installed with the roll over valve pointing upward with the bottom edge of the neck oriented parallel to the ground plus 33 to minus 7 degrees See Figure 9 29 2 for the proper orientation 12 5 745 7 5 Filler Neck Base Angle nm T S uds Installed to Horizontal 26 3 REF 433 C Figure 9 29 2
5. GVW The Currently Available model year chassis are included in this book Cab Tilt 18 3 61 8 63 in Pivot pointi to to the top of ID lamp top of frame 024 vp M 7 00o000o0o080 o00o0o00089o0o 1 9 gt o _ o o o 0 36 2 9 10 1 Note Dimensions in inches 2015 Isuzu Truck 9 11 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Center of Gravity The center of gravity of the chassis cab Horizontal and Vertical CG of Chassis V H Figure 9 11 1 The maximum vertical center of gravity specified below must not be exceeded at maximum GVWR and rated front and rear GAWR The Center of Gravity CG maxi mum is 63 1600 mm above the ground REE ETAN NPR Cab Chassis and NPR Stripped 0 Chassis NR i 27 ENE et 8 5 MTS y UE ERE i js FTT Tl PES gn 2 NST TTN Figure 9 11 2 Note Dimensions in inches NOTE The Final Manufacturer must ensure that the combined vertical center of gravity of the chassis body and available payload at full GVW does not exceed the maximum vertical center of gravity outlined i
6. document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book Propeller Shaft TOP VIEW TOP VIEW LESE CD S ll _ WEERA a a n ae m B HAUT TE SIDE VIEW SIDE VIEW INN j l 7 d Sev mmea H o o o o o 2 Kio m 4 ua INS E 1 1680 2 L sLMI H TT exp Bs quen Edo Ful P i m P 1191 ill Le R d SE Aa we A i Z Notes 1 Angles privuded in table are relative to the frame angle Please take this into consideration for service measurements 2 Driveline angles are based on the chassis curb weight which includes standard equipment fuel but no driver body or payload 2015 Isuzu Truck Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book xe E H 1st shaft in 2 piece driveline 2nd shaft in 2 piece driveline Figure 9 17 2 Note Dimensions in inches 2015 Isuzu Truck 9 8 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this b
7. to 75 F Figure 9 25 1 2015 Isuzu Truck 49 26 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book Through the Rail Fuel Fill Fame Hole Note Dimensions in inches Figure 9 26 1 2015 Isuzu Truck Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book N Diesel Fuel Filler Kit Instructions Please review these instructions prior to installation of the fuel filler kit Parts Kit There are two separate parts kits used for the 2012 model year N diesel products Fuel filler kit part number 898171 9090 is used for 14 500 Ib and higher GVWR chassis NPR HD NQR NRR For reference kit part number 898171 9080 is used for 12 000 Ib GVWR chassis NPR models Parts list is shown in Figure 9 27 2 Parts photos are shown in Figure 9 27 1 FUEL FILLER KIT NPR 898171 9080 PART NAME PART HOSE FUEL FILLER NECK 1 HOSE FUEL FILLER CAP FILLER HOSE ROLL OVER VALVE NECK ASM FUEL FILLER CLIP JOINT lt CLIP BAND HOSE FIXING CLIP RUBBER HOSE BRACKET FILLER NECK SCREW FILLER NECK CAUTION PLATE SHUTTER FUEL TANK 898164 404Y o e PROTECTOR FILLER HOSE 8 O EE EM Figure 9 27 2 Figure 9 27 1 2015 Isuzu Truck 9 28 Note The document in this section is for the 2014 Model Year NPR E
8. 2015 Isuzu Truck 91 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE MODEL ENGINE Model Displacement HP Gross Equipment TRANSMISSION FRONT AXLE Suspension GAWR REAR AXLE Suspension GAWR WHEELS TIRES BRAKES FUEL TANK CAB Equipment ELECTRICAL 2014 Model Year NPR Diesel Specifications NPR ECO MAX 12000 lbs 110 in 133 7 in 151 4 in Isuzu 4 cylinder in line 4 cycle turbocharged intercooled direct injection diesel 4JJ1 TC 183 CID 3 0 liters 150 HP 2800 RPM w Automatic Transmission 282 b ft torque 9 1600 2800 RPM Dry element air cleaner with vertical intake 431 square inch radiator 10 blade 17 7 inch diameter fan with viscous drive Cold weather starting device and an oil cooler Engine oil level check switch and light Engine warning system with audible warning for low oil pressure and high coolant temperature and engine horsepower derate protection system based on coolant temperature Engine cruise control function Aisin A460 6 speed automatic transmission with fifth and sixth gear overdrive with lock up in 2nd 3rd 4th 5th and 6th Integral power steering 18 8 20 9 1 ratio Tilt and telescoping steering column Reverse Elliot Beam rated at 6 830 lbs Semi elliptical steel alloy tapered leaf springs with stabilizer bar and shock absorbers 5 360 I
9. CO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Installation Instructions and Considerations The fuel tank shutter valve 13 was a new component for 2011 model year This component is meant to improve fuel splash back performance of the fuel sys tem In the 2012 model year a running change was made and this valve 13 was relocated from the fuel tank inlet to the inlet outboard side of the fuel filler neck bulkhead assemble that is bolted to the left hand frame rail as shown in Figure 9 28 1 This plastic valve snaps into place in the inlet of the frame mounted fuel pipe The valve should be installed so that the plastic clip is at the top of the valve so that the flap door opens up as shown in Figure 9 28 2 Figure 9 28 1 Figure 9 28 2 The fuel filler hose should be installed flush against the tank The clamp should be installed between 1 16 and 3 8 from the tank This is shown in Figure 9 28 3 below Figure 9 29 3 2015 Isuzu Truck Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Roll Over Valve Tubing The roll over valve has a hose attachment that will make the roll over valve less sensitive to water intrusion In order for the valve to work properly it is critical that the hose be installed to the rollover valve The proper assembly of the outer hose is shown in
10. book Hose Modi cation for Various Width Bodies and fuel fill vent Protection PAGE Fuel fill vent and neck should be protected from road spray 1 FUEL FILLER NECK 2 RECOMMENDED MUD FLAP MOUNTING AREA RED ZONE Figure 9 24 1 NR Body Width Hose to be removed 86 remove 80 remove 0remove 4inches A NOTE Shorten hose by A Dimension based on chart at left Figure 9 24 2 2015 Isuzu Truck 9 25 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book Ultra Low Sulfur Diesel Label Per EPA Title 40 Part 86 86 007 35 c The decal illustrated below must be installed on the vehicle The decal is included in the fuel fill parts box INSTRUCTIONS FOR DECAL PLACEMENT 1 The decal must be placed as close as possible to the fuel inlet and be clearly visible 2 The decal should be placed above or to the side of the fuel cap to avoid corrosion by possible contact with fuel 3 The decal may be placed on aerodynamic fairings bodies etc as long as the decal is clearly visible and in close proximity to the fuel inlet 4 For installed bodies that have a fuel door the decal should be placed above or to the side of the fuel door Thoroughly clean the area of all grease dirt etc before application of the decal Apply the decal at room temperature 65
11. bs Full floating single speed with hypoid gearing rated at 11 020 Ibs Semi elliptical steel alloy multi leaf springs and shock absorbers 8 840 Ibs 16x6 0 K 6 hole disc wheels painted white 215 85R 16E 10 pr tubeless steel belted radials Highway tread front and rear Dual circuit vacuum assisted hydraulic service brakes with EBD Electronic Brake Distribution system for load proportioning of the brake system front disc and self adjust outboard mounted drum rear The parking brake is a mechanical cable actuated internal expanding drum type transmission mounted The exhaust brake is standard and is vacuum operated 4 channel anti lock brake system 25 gal rectangular steel fuel tank mounted in frame rail behind rear axle Fuel water separator with Dual fuel filters one mounted on the frame and the other mounted on the engine with dash mounted indicator light Ladder type channel section flair frame rail 29 5 in wide at the platform load area Yield strength 44 000 psi section modulus 6 07 in3 HBM 267 080 All steel low cab forward BBC 70 7 in 45 mechanical tilt with TRICOT and JERSEY KNIT combination cloth covered high back driver s seat with two occupant passenger seat Dual cab exterior mirrors with integral convex mirror Tilt and telescoping mounted exterior mirrors with integral convex mirror Tilt and telescoping steering column Power windows and door locks floor mats tinted glass AM FM CD radio 12 Volt negative ground dual
12. el year chassis are included in this book PAGE Vehicle Weight Limits GVWR Designed Maximum 12 000 Ibs GAWR Front 5 360 Ibs GAWR Rear 8 440 Ibs Technical Notes Chassis Curb Weight reflects standard equipment and fuel but no driver or payload Maximum Payload Weight is the allowed maximum for equipment body payload and driver and is calculated by subtracting chassis curb weight from the GVWR RPO DESCRIPTION STANDARD CAB Weight Lbs Front Rear 4 Air deflector roof mounted 64 00 0 00 IF6 Fire extinguisher and triangle kit mounted in rear organizer 19 00 0 00 IG3 Oil pan heater 120volt 300 watts 2 00 0 00 14H FMS CAN Interface 1 00 0 00 IYA Delete Standard AM FM CD Radio 3 00 0 00 ISH AM FM CD radio with Aux inout USB port and Bluetooth 0 00 0 00 IL9 PTO Enable Switch and an Engine Idle Up Switch recommended for PTO applications only 2 1 00 0 00 ISO Heated Mirrors 1 00 0 00 ISH Heated dual remote control mirrors 15 head 1 00 0 00 IV8 Seat covers standard cab 6 00 0 00 IX2 Rear Body Dome Lamp Switch 4 1 00 0 00 UZF Back Up Alarm 0 00 2 00 IY9 Engine Idle Shutdown timer set at 3 minutes for engine shutdown 0 00 0 00 I9A Engine Idle Shutdown timer set at 5 minutes for engine shutdown 0 00 0 00 IK9 33 Gallon Additional Diesel Fuel Tank mounted on LH side 151 4 wb std cab in rail tank only 5 122 0 238 0 V22 Chrome Grille 1 00 0 00 o4 In Rail Fuel tank with power windows doo
13. from the park or neutral posi tions which will remove the trasmission from the stationary mode 6 10x1 50 Figure 9 19 1 2015 Isuzu Truck 9 20 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Brake System Diagram 12 000 GVW Vacuum Over Hydraulic Please refer to Introduction Section of book for antilock system cautions and wheelbase modification requirements Legend for NPR NPR HD NPR XD Brake System 1 Electronic Hydraulic Con trol Unit EHCU 2 Rear Wheel Cylinder 3 Vacuum Pump 4 Check Valve 5 Exhaust Brake Valve 6 Magnetic Valve 7 Check Valve One way Electric Vacuum Pump Master Cylinder Vacuum Booster Servo Front Wheel Cylinder BRAKE HOSE BRAKE HOSE CHECK VALVE HIGH PRESSURE LOW PRESSURE 0 7 IONE WAY VALVE Figure 9 20 1 2015 Isuzu Truck Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book In Frame Diesel Fuel Fill Installation Instructions 1 2 10 11 Disconnect battery Loosen hose from the tie downs Remove caps from plate on rail Install hoses onto the plate Extend hose out from the driver side of the rail to body rail The filler neck must be mounted to allow the fill plate bracket to be parallel to the frame h
14. l of rear wheels When rear wheels on one ride over a high spot side ride over a high spot Figure 9 13 1 2015 Isuzu Truck 9 14 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book Centerline of axle to bottom of axle bowl Minimum distance between the inner surfaces of the rear tires Centerline of axle to top of frame rail at metal to metal position Centerline of axle to top of frame rail at curb position Overall width of the vehicle measured at the outermost surface of the rear tires RR Minimum clearance between the rear axle and the ground line Hear Tire Clearance Dual Tire Spacing E Minimum clearance required for tires and chain measured from the HW Distance between the centerlines of the minimum distance required for tire top of the frame at the vertical centerline of the rear axle when bounce as measured from the centerline of the rear axle and the top of the rear wheels on one side ride over a high spot rear tire when one wheel rides over a high spot Rear Frame Height CH Vertical distance between the normal top of frame rail and CW Track Dual Rear Wheel Vehicles the ground line through the centerline of the rear axle Distance between the centerlines of the dual wheels measured at the ground line at curb position Rear Frame Height DH Vertical distance between the normal top of frame rail and PAGE
15. maintenance free batteries 750 CCA each 110 Amp alternator with integral regulator NOTE These selected specifications are subject to change without notice 2015 Isuzu Truck 92 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Vehicle Weights Dimensions and Ratings Variable Chassis Dimensions Unit WB CA CE OAL AF Inches 110 0 87 6 129 8 200 6 42 3 Inches133 7 111 2 153 5 224 3 42 3 Inches51 4 128 9 171 2 242 0 42 3 Effective CA amp CE are CA or CE less BOC Dimension Constants Code Inches Code Inches AH 5 BW 78 6 AW 65 6 CW 60 BA 48 3 FW 29 5 BBC 70 7 OH 90 8 BOC 4 5 OW 81 3 FH 31 1 epe In Frame Tank 12 000 Ib GVWR Automatic Transmission Model Chassis Curb and Maximum Payload Weights Model WB Unit Front Rear Total Payload NJ1 110 0in lbs 3498 1835 5333 6667 NJ2 133 7in lbs 3577 1849 5426 6574 3 NJ3 151 4in lbs 3615 1857 5472 6528 Estimated Max Body Weight Allowance based on EROS max curb weight or 9 660 Ibs PA Model Body Allowance T NJ1 4327 NJ2 4234 BA d L ap NJ3 4188 Figure 9 2 2 2015 Isuzu Truck 93 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available mod
16. n the Isuzu Incomplete Vehicle Document and the Isuzu Body Builders Guide Additional Information may be obtained by contacting ISUZU Commercial Trucks of America ICTA Applications Engineering on the West Coast call 1 562 229 5240 and in the East Coast call 1 770 740 1620 X 262 2015 Isuzu Truck 9 12 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Front Axle Chart n k Track Curb Position DH Tire Design Load Loaded Radius CH Figure 9 12 1 Formulas for calculating height dimensions Tire Loaded Radius B Centerline of Axle to Top of Frame Rail at Curb Position Centerline of Axle to Top of Frame Rail at Design Load C 4 Tire Unloaded Radius D Tire Loaded Radius Unload Load 75 es we n7 _ Figure 9 12 2 Note Dimensions in inches OOUO LE 215 85R 16 E 14 500 Ibs 5 360 Ibs 2015 Isuzu Truck PAGE Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book Rear Axle Chart 2 50 MINIMUM TIRE CLEARANCE SECTION BETWEEN LW BODY AND TIRES WHEEL OFFSET TIRE CLEARANCE TIRE LOADED RADIUS REAR BODY VA Normal rear axle center line When al
17. ook PAGE De e ai cii m P E al Hd 42 aW iom IO NE mai ai p M 147 Location Vive Geai dl icd Opening Ilic center line of front axle Top of frame HH T SS eS eee DIIS er F T 1 ud 2 Les SOM Ce Y Y EI k Hb TER LLL Trans Opening Bolt PTO Drive Gear Ratio of PTO Drv No of Helix Max Output Torque Location Pattern Location Gear Spd to Eng Spd Teeth Angle Aisin 460 Left Dr2 12 35 36 89 0785 731 25 5 16 PTO Gear 1 1 with turbine 6 o 108 Ibs ft 1 700 RPM Figure 9 18 1 2015 Isuzu Truck 9 19 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Opening Diagram Aisin A460 Automatic Torque Converter Lock Up Function In either the Stationary Preset PTO Mode or Stationary Variable PTO Mode when engine rpm exceeds 1200 RPM the torque converter will lock up The engine rom can not be modified and the lockup function cannot be turned off Please not that with PTO applications that operate around 1200 RPM the transmission software holds the torque converter in lockup until engine speed falls below 1100 RPM The lock up function will cancel if the transmission shift lever is moved
18. orizontal Cover with protector wrap and secure with tie wraps Filler hose is set for 96 inches outside width body Filler neck dimension A must be between 6 85 inches and 8 5 inches above frame Secure the filler plate to the bottom of the body and check for leaks Ensure that fill hose does not sag creating an area where the fuel could pool in the fill hose Reconnect battery PAGE 2015 Isuzu Truck PAGE Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book Rear View Fuel Fill 3 ML m LL Em iuo C FR 4 f fhe Dimension 6 85 8 5 inches 174 216mm eal D Lert Li c sl les i 3 _ En E Figure 9 22 1 2015 Isuzu Truck 9 23 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book PAGE Top View Fuel Fill Kung Rh n Dh io Dimensions 29 6inches 753 mm C 338inches 857 mm D 38 4inches 874 mm E 18 3inches 480 mm Figure 9 23 1 2015 Isuzu Truck 9 24 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this
19. r locks and air conditioning 132 20 64 In Rail Fuel tank with power windows power door locks and air condtioning and LSD 3 132 5 1 RPO is Regular Production Option that is stocked in port inventory 2 These switches can be port or dealer installed Please consult the body builders guide and or the service manual for additional programming options and functions 3 LSD factory installed Limited Slip Differential NS 4 RPO must be ordered with Supreme Value Pak and Morgan Fast Track Body Programs 5 Additional fuel tank moutned on the drivers side frame rail Available with in rail tank only available on 151 standard cab wheelbases only Weights with fuel 150 151 wb 122 ibs front and 238 ibs rear 2015 Isuzu Truck 94 Note The document in this section is for the 2014 Model Year NPR ECO MAX 12 000 GVW The Currently Available model year chassis are included in this book Frame and Crossmember Specifications PAGE 2 3 4 5 6 oN CT he 1 po pete 1 _ Ne a m WE PLNS UNCTUS NE Front Axle Rear Axle TYPE BB de c m 3 43 7 87 i 3 15 m 3 15 2 68 P Crossmember Type Location Wheelbase Frame Thickness n 2 _ B C D Type E F Type G 242 338
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