Curtis 1NHWM25SCA, Installation & Owner'S Manual

Page 1: ...0 Hours Approximate Product Specifications Floorboard to Roof Height 61 625 inches Weight 329 lbs Cab Width 47 625 inches w o side mirrors Rev B 08 17 2021 P N IM 1NHWM25SCA The contents of this envelope are the property of the owner Leave with the owner when installation is complete While this cab kit was designed to fit on the vehicle s listed above manufacturing tolerances and vehicle assembly ...

Page 2: ... of 28 TABLE OF CONTENTS WARNINGS TIPS REQUIRED TOOLS 3 CAB INSTALLATION 4 18 CAB FEATURES OPERATION 19 20 CARE AND MAINTENANCE 21 SERVICE PARTS 22 25 OPTIONAL ACCESSORIES 26 TORQUE SPECIFICATIONS 27 28 ...

Page 3: ...ver and passenger Curtis accessory weights are listed in product add additional weight to the base vehicle All Curtis Cabs blades and general accessories ADDED WEIGHT brochures Deduct the accessory s total weight from the vehicle s rated capacity and never exceed the vehicle s rated capacity including Exposure to Carbon Monoxide can Cause illness serious injury or death Never operate vehicle if su...

Page 4: ... set aside the SMV sign and its bracket See Figures 1 4 Tools required 13mm Wrench and Socket 1 5 Remove outside ROPS hardware found on both sides of the tractor and set aside See figure 1 5 Tools required 19mm Wrench or Socket 1 6 Remove tail lights from factory mounts per figure 1 6 Note you do not need to disconnect the lights Tools required 17mm Wrench or Socket Fig 1 3 Remove ROPS mounted Too...

Page 5: ...in the hardware box Make certain the fuse is installed in the fuse holder Install the ring terminal of the fuse harness to the alternator See Figure 1 11 1 12 Reconnect battery and reinstall the access panel 1 13 Install loader lock lever extension bracket onto factory lever See Figure 1 13 Hardware Used Qty 10 32 X 1 2 Flange Hex Head Screw 1 Tools required 5 16 Wrenches Note If installing option...

Page 6: ...t on rear mount bracket removed during step 1 5 See Figure 2 3 Tools required 17mm Wrench 2 4 Repeat steps 2 1 thru 2 3 on the right side of the vehicle Fig 2 1 Rear Mount Bracket Orientation Fig 2 2 Lower Rear Mount Orientation Fig 2 3 Re Install Tail Light Note Red on back lower half of tail light STEP 3 ROPS BRACKETS AND CLAMPS 3 1 Measure down from the tab found on the ROPS Structure approxima...

Page 7: ...ead and tighten on the hex nut on the inside See Figures 4 2a and 4 2b Hardware Used Qty Thumb Screw 3 inches long 1 10 32 Hex Nut 1 Tools required 3 8 Wrench or Socket 4 3 Install steel cowl in front of radiator shroud per figure 4 3a For best seal make sure that rubber running across the top of the dashboard between the white arrows is pushed back and pushed forward as it runs down the side of t...

Page 8: ...ware Used Qty M12x1 75 X 55 Hex Head Screw 2 M12 Washer 2 M12x1 75 Flange Hex Nut 2 1 2 ID X 3 4 OD X 1 2 THK Spacer 2 Tools required 19mm Wrench and Socket 6 2 Repeat step 6 1 on the right side of vehicle Fig 6 1 Lower Front Mount Left M12 Washer STEP 7 SIDE FRAMES 7 1 With assistance remove the pre assembled left door from the left side frame and set aside Do not lose the brass washers on the hi...

Page 9: ...ort align with the inserts in the side frames and tighten hardware Hardware Used Qty 5 16 18 X 3 4 Hex Head Screw 2 Tools required 1 2 Wrench or Socket Fig 8 1 Windshield Support to Side Frame Fasteners 5 16 18 x 3 4 Screws Fig 9 1 Lower Rear Panel 1 4 20 Nut STEP 9 LOWER REAR PANEL 9 1 Fasten the lower rear panel to the rear legs as shown in Figure 9 1 Hardware Used Qty 1 4 20 X 5 8 Hex Head Scre...

Page 10: ...hillips Bit Drill driver 10 4 Run the harness to the alternator as shown in Figures 10 4 and 10 5 making sure that wires will not be cut or pinched passing by the radiator or moving parts 10 5 Locate the fuse harness WH GF and connect the fuse harness to the main power harness via the bullet connectors See Figure 10 5 10 6 Install the ring terminal of the main power wire harness to the vehicle s e...

Page 11: ...lbs max 11 4 Ensure the windshield latches function properly and the windshield pivots open 11 5 Remove the over tightening caution decal from the top of the windshield STEP 12 WINDSHIELD WIPER MOTOR 12 1 Mount the wiper motor to the windshield See Figure 12 1 Make sure the wires are above the wiper motor shaft to prevent pinching the wires when the windshield is opened and closed then connect to ...

Page 12: ...ed surface 13 2 With assistance set the roof on top of the cab Loosely secure with 6 screws and plastic seal washers on the top of the roof into the windshield support and side frames With an additional 2 screws and nuts on back edge of the roof into the rear legs See Figures 13 2a and 13 2b Hardware Used Qty 5 16 18 x 3 4 Hex Head Screw 8 5 16 Plastic Seal Washer 6 5 16 18 Flange Hex Nut 4 Tools ...

Page 13: ...ed 5 8 diameter heater hose Slide 2 1 hose clamps on the end of the 2 cut hoses Slide the hoses onto the end of the 2 heater nipples and tighten down the hose clamps Next slide the 2 hoses through the snap bushings Make sure not to kink the hose See Figure 17 2 STEP 15 REAR WINDOW 15 1 Grease the hinge pins found on the left side rear leg and slide on greased brass washers one washer per pin See F...

Page 14: ...o the left side hose coupling Again using figures 17 3 and 17 6 for suggested routing 17 6 Run heater hose per figure 17 6 17 7 Disconnect temp sensor wire from the back of the temperature sensor Remove 3 8 plug as well as temperature sensor and brass washer from water pump See figure 17 7 17 8 Install block adapter into 3 8 plug location per figure 17 7 17 9 Using the 3 supplied nylon washers as ...

Page 15: ...r is horizontal See Figure 19 3 Tighten the Set Screws Tools required 2 5mm Allen Wrench 19 4 Adjust the length of the wiper arm as long as possible while still clearing the outer cap nut for the windshield latches Turn on the wiper to check proper operation Reference step 5 of the wiper installation instructions Fig 18 1 Heater Power Connections Fig 19 3 Wiper Arm and Blade Set Screws Red Wire Bl...

Page 16: ...h or Socket 21 3 Fasten the factory tool box to the previously installed relocation bracket as shown in Figure 21 3 Hardware Used Qty 5 16 18 x 3 4 Hex Head Screw 2 5 16 18 Hex Nut 2 Tools required 1 2 Wrench and Socket Fig 21 2 Tool Box Offset Bracket Left side of ROPS Fig 21 3 Install Tool Box onto Offset Bracket Fig 20 1 Relocated SMV Sign and Bracket Spacers Here STEP 20 SMV SIGN 20 1 Re insta...

Page 17: ...ll amount the first time you open it Set the front of the door a little bit higher so it aligns properly Adjust as necessary until you are happy with the alignment Have an assistant sit inside the cab and once more carefully close the door like you did in step 22 3 Work with the assistant and tighten the hinge bolts 22 5 Open the door and check for smooth operation of the latch As noted in step 22...

Page 18: ...ess so that the male bullet connector is on the positive red wire and the female bullet connector is on the ground black wire STEP 24 FINISHING TOUCHES 24 1 Install caution sticker on right side of ROPS per fig ure 24 1 24 2 Reinstall the grill guard and loader if equipped Tools required 19mm Wrench or Socket 24 3 Due to the nature of the packaging materials used for shipping this product the comp...

Page 19: ...let the window open into the ROPS or damage may occur 2 From outside of the cab lift up on the rear window and slide off the hinges Remove the hinge washers and store in a plastic bag Store the rear window in a safe location to prevent damage To reinstall the rear window reinstall the hinge washers align the hinges with the pins and drop into place Re attach the latches to the rear leg LIFT OFF DO...

Page 20: ...venting windshield venting or removing rear window or removing doors 2 Remove the metal panel to allow additional air flow to the radiator Remove mounting hardware and store in a plastic bag Store the metal panel in a safe location to prevent damage Warning Never remove the panel without ventilating the cab This may cause Carbon Monoxide to be drawn into the cab Carbon Monoxide can cause illness s...

Page 21: ...riker pins door latch assemblies and the door hinges Check and tighten hardware after 40 hours of operation Periodically inspect and tighten hardware for the remainder of the unit s life Wash the painted surfaces of the cab with commercial automotive cleaning products Clean glass windows with glass cleaner ...

Page 22: ...ASSEMBLY P N 8SV 105 00027 DOOR ASSEMBLY RIGHT P N 8SV 107 00041 R RADIATOR SHROUD ASSEMBLY P N 8SV 111 00032 SIDE FRAME ASSEMBLY LEFT P N 8SV 109 00021 L REAR LEG ASSEMBLY LEFT P N 8SV 108 00023 L REAR LEG ASSEMBLY RIGHT P N 8SV 108 00023 R SIDE FRAME ASSEMBLY RIGHT P N 8SV 109 00021 R DOOR ASSEMBLY LEFT P N 8SV 107 00041 L DOOR WINDOW WITH RUBBER P N 8SV 9GL 00058 ...

Page 23: ...T OF LOWER REAR MOUNTS P N 8SV SM 01753 BRACKET ROPS ASSEMBLY RIGHT P N 8SV 110 00082 R BRACKET LOWER REAR MOUNT P N 8SV SM 01752 TOOL BOX OFFSET BRACKET P N 8SV SM 01776 LOWER REAR PANEL ASSEMBLY P N 8SV 106 00038 LOADER LOCK LEVER EXT BRACKET W INSERT P N 8SV 113 00226 GLASS REAR PANEL LIFT OFF P N 8SV 106 00021 GLASS HINGE SLEEVE WITH MOUNTING HARDWARE P N 8SV PL 00021 ...

Page 24: ...OT LEFT P N 8SV HKWTB L HINGE KIT TOP BOT RIGHT P N 8SV HKWTB R SET OF LOWER FRONT MOUNTS P N 8SV SM 01771 IN LINE COUPLING MALE INSERT P N 9HR0066 IN LINE COUPLING FEMALE BODY P N 9HR0067 EXTENDED SENDING UNIT ADAPTER P N 9HR0051MF1 BLOCK ADAPTER 3 8 NIPPLE P N 9HR0045 ...

Page 25: ...E HANDLE ROTARY LATCH KIT SET OF 2 9SV 9PHW010 W HINGE WASHER KIT SET OF 4 OD 635 ID 41 THK 08 9SV GS02A BALL STUDS 10MM BAG OF 10 9PI01 POLY INSERT 1 14 20 GA BLK MATTE INSERT FINS 94 95 QTY 1 9PI02 POLY INSERT 3 4 14 20 GA BLK MATTE FINISH INSERT FINS 0 69 QTY 1 9SV 9HR00601 0 HOSE CLAMPS 10 1 QTY 6 9SV 9HR0048 ROCKER SWITCH HI OFF LOW 9SV 9HR L REPLACEMENT LOUVER 15 000 20 000 BTU HEATER 8SV 9P...

Page 26: ...ASTER 25S CAB DOME LIGHT P N 9LEDD14 REAR LED WORK LIGHTS P N 9LEDW3 FRONT LED WORK LIGHTS P N 9LEDW4 STROBE LIGHT P N 9LEDS2 REAR WIPER KIT 85 DEG W 12 FLEX BLADE P N 9PWK8512F9 11A REAR VIEW MIRROR P N 9PM3 SIDE VIEW MIRRORS P N 9PM5 SEAL KIT P N 9SK8 ...

Page 27: ...ic nylon or rubber washers threaded inserts etc If more than one application below applies use the lower torque value FASTENER SIZE FASTENER TYPE WASHER MATERIAL APPLICATION TORQUE INCH POUNDS 5 10 Machine Screws in Nylon P Clamps 20 10 Machine Screws Strobe Light plastic base 35 M5 Set Screws Wiper Arm 20 1 4 Cap Nut Windshield Wiper 20 1 4 Bolts Tubing 5 8 to 3 4 wide 132 1 4 Bolts Rubber 60 1 4...

Page 28: ... 49 56 66 4 75 9 1 5 52 64 70 5 86 7 8 8 81 93 109 8 126 90 106 122 143 6 10 9 96 109 130 1 147 7 107 124 145 168 M16 5 6 2 0 67 77 90 8 104 3 1 5 69 83 93 6 112 5 8 8 116 130 157 2 176 2 120 138 162 6 187 10 9 129 145 174 8 196 5 140 158 189 7 214 1 M18 5 6 2 0 88 100 119 2 136 1 5 100 117 136 158 5 8 8 150 168 203 3 227 6 177 199 239 8 269 6 10 9 175 194 237 1 262 9 202 231 273 7 313 M20 5 6 2 5...