Part of the Case IH Operator Manuals.
This Case IH DX48, DX55 Operator Manual (OEM #87300478) puts all 126 pages of factory guidance for your compact tractor right where you can use it. Inside you'll find the full instrument panel breakdown, seat and ROPS setup, wiring diagrams for tracing electrical faults, and a complete lubrication and maintenance chart covering every daily and interval check. You get the fuel, hydraulic, and cooling system capacities plus the predelivery service checklist your dealer used before handoff. Fill the fuel tank to 51.0 liters and confirm the hydraulic lift pump moves 45.5 lpm (12.0 U.S. gpm) before you head to the field. No more flipping through a dog-eared paper copy looking for the right service interval. Bookmarked by section so you can jump straight to Operation, Maintenance, or Specifications, this PDF opens on your phone in the cab or on a laptop in the shop whenever you need the real numbers.
What's Inside This Case IH DX48, DX55 Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Safety | 8-21 | Precautionary Statements, Personal Safety, Machine Safety, Safety Frame (ROPS), Safety Decals, Possible Damage to the ROPS |
| General Information | 22-25 | Federal Emissions Warranty, Improvements, Minimum Hardware Tightening Torques, Product Identification Plate, Universal Symbols |
| Operation | 26-65 | Seat, Seat Belt, And Rollover Protective Structure (ROPS), Steering Wheel, Instrument Panel, Transmission, Hydraulic Power Lift (H.P.L.), Wheel Tread Settings |
| Lubrication and Maintenance | 66-105 | Recommended Lubricants, Lubrication and Maintenance Chart, Engine Oil, Fuel Filter, Air Cleaner, Transmission, Rear Axle, And Hydraulic System Oil |
| Specifications | 106-119 | Engine, Capacities, Cooling System, Electrical System, Fuel System, Hydraulic Lift System |
| Predelivery Service | 122-126 | Inoperative Service Checks, Safety Items Checks, Operative Service Checks |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Clutch pedal free travel | 19--30mm (3/4--1-3/16″) | p. 97 |
| Clutch pedal maximum travel | 160 mm (6.3″) | p. 97 |
| Injection Pump Timing | 20° BTDC | p. 107 |
| Hydraulic Lift System Pump Capacity | 45.5 lpm (12.0 U.S. gpm) | p. 108 |
| Fuel Tank Capacity | 51.0 liters | p. 106 |
| Cooling System Capacity | 8.0 liters | p. 106 |
| Engine Crankcase Capacity (With Filter) | 7.0 liters | p. 106 |
| Rear Axle & Transmission (Includes Hydraulics) Capacity | 42.0 liters | p. 106 |
| Front Wheel Disc-to-Hub Torque | 169 N⋅m (125 ft. lbs.) | p. 113 |
| ROPS to Rear Axle Bolt Torque | 74 N⋅m (55 ft. lbs.) | p. 113 |
| Brake Pedal Free Play | 35-45 mm (1.37″-1.75″) | p. 95 |
| Engine Oil & Filter Change Interval | First 50 Hours, then Every 100 Hours | p. 68 |
Case IH DX48, DX55 Common Problems This Manual Covers
Case IH DX48 warning light flashing on dashboard shortly after cold startup p. 26
Check the indicator meaning chart in the Instrument Panel section starting page 26. Verify engine oil level is within the crankcase capacity of 7.0 liters with filter. If the light persists, shut down and inspect the oil pressure sender wiring for loose or corroded connections before restarting.
Manual Section: OperationHydraulic lift creeps down slowly overnight with implement still attached p. 106
Verify the rear axle and transmission oil, which also supplies the hydraulic system, is filled to the correct 42.0 liter capacity per the Specifications section on page 106. Check the control lever detent isn't left partially engaged. If creep continues after topping off, schedule the dealer to inspect the control valve for internal leakage.
Manual Section: Lubrication and MaintenanceTransmission feels like it slips or loses power when working under load p. 97
Check clutch pedal free travel first; it should measure 19-30 mm (3/4 to 1-3/16 inches). If travel is out of range, adjust per the procedure referenced in the Lubrication and Maintenance section and recheck. Also verify rear axle and hydraulic oil is at the full mark, since a low level here can mimic clutch slip under load.
Manual Section: Lubrication and MaintenanceEngine cranks fine but won't start or dies as soon as you give it throttle p. 106
Check the fuel tank level against the 51.0 liter capacity listed on page 106 and confirm the shutoff valve is fully open. If fuel is present but the engine still won't catch, air may be trapped in the line; follow the fuel system bleeding steps and loosen the injector lines to purge air before cranking again.
Manual Section: SpecificationsSafety and warning decals faded or unreadable after years in the field p. 8
Walk the machine and compare every decal location against the Safety Decals pages in the Safety section, pages 8 through 21. Replace any decal you cannot read from three feet away; order replacements by the part numbers shown there rather than guessing at wording, since faded warnings are a common inspection failure point.
Manual Section: SafetySeat belt feels loose, sticks, or is hard to buckle before starting work p. 113
Inspect the seat belt webbing for fraying and confirm the buckle latches fully on the first try. Check the ROPS mounting bolts are torqued to 74 N⋅m (55 ft. lbs.) and seat belt mounting bolts to 47.4 N⋅m (35 ft. lbs.) as specified on page 113. Replace the belt outright if webbing is cut, frayed, or the retractor won't lock under a sharp pull.
Manual Section: SpecificationsFrequently Asked Questions
What is the engine oil capacity for the Case IH DX48 and DX55 tractors, including the filter?
The engine crankcase capacity for both the Case IH DX48 and DX55 tractors, when including the filter, is 7.0 liters (6.62 U.S. qts.). This information is found in the specifications section of the manual.
What is the oil capacity for the Rear Axle, Transmission, and Hydraulic System for the Case IH DX48 and DX55 tractors?
The combined oil capacity for the Rear Axle, Transmission (EHSS & SSS), and Hydraulic System in the Case IH DX48 and DX55 tractors is 42.0 liters (11.1 U.S. gals.). This capacity ensures proper lubrication and hydraulic function for these critical systems.
What is the recommended interval for changing the engine oil and filter?
The engine oil and filter should be changed after the first 50 hours of operation, and then every 100 hours thereafter. If the tractor is operated under continuous, severe operating conditions, the interval should be shortened to 70 hours following the initial oil change.
What is the specified torque for the front wheel bolts?
The front wheel bolts should be tightened to a torque of 125 ft. lbs. (169 N⋅m). This torque applies to both 2WD and FWD axles and should be checked any time the wheel assembly is removed or bolts are loosened.
How will I receive this Case IH DX48, DX55 Operator Manual?
This is a 126-page searchable PDF ready for immediate download. Works on any device, so pull it up on your phone while you're under the hood. No shipping, no waiting.
Is this Case IH DX48, DX55 Operator Manual printable?
Absolutely. No DRM or copy protection. Print the whole manual or just the pages you need. Any home or office printer works.
Are there wiring harness diagrams in this Case IH DX48, DX55 manual?
Yes, this Case IH DX48, DX55 Operator Manual includes a wiring diagram for the electrical system.
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