The factory operator book for the Kubota BX2816 front-mount snowblower, 43 pages, OEM #77700-08318. It walks the chute and manual rotation assembly step by step, then lays out a maintenance schedule covering gearbox oil, shearbolts, auger greasing, and drive chain adjustment. Four sections of safety information with pictograms come first. Past that you'll find snow removal methods, deflector and skid shoe settings, and a troubleshooting page. Hard numbers are here too: drive chain deflection runs 1/16 to 1/8 inch, the gearbox takes AGMA 5EP gear oil (SAE 80W90), and the auger wants grease every 24 hours of operation. No more eyeballing chain slack in a snowbank. Bookmarks let you jump to the maintenance schedule or any spec, so it works fine pulled up on a phone right at the machine.
What's Inside This Kubota BX2816 Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Safety Information | 6-9 | General Safety Information - Pictograms |
| Specifications | 10-11 | Safety Labels, Estimated Assembly Time |
| Assembly | 12-19 | Snowblower Assembly (Chute Installation, Manual Rotation Installation, Connecting the Snowblower, Attaching the Manual Rotation to the Tractor, Disconnecting the Snowblower) |
| Operation | 20-23 | General Preparation, Engine Speed and Controls, Adjustments, Snow Removal Methods |
| Maintenance | 24-27 | Gearbox and Reduction Box, Shearbolts, Auger Repositioning, Drive Chain Adjustment |
| Troubleshooting | 28-28 | - |
| Storage | 29-29 | - |
| Parts | 30-37 | Snowblower - Rear, Snowblower - Front, Reduction Box, Chute and Deflector, Manual Chute Rotation, Gearbox |
| Available Options | 38-38 | - |
| Torque Specification Table | 39-39 | - |
| Adapter Installation Process | 40-43 | - |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Drive Chain Deflection | between 1/16" and 1/8" | p. 26 |
| Gearbox Oil Type | AGMA 5EP extreme pressure oil, SAE 80W90 gear oil or equivalent | p. 27 |
| Shear Bolt Torque | 9 lbs-ft (12 N-M) | p. 25 |
| Auger Lubrication Interval | 24 hours of operation or at least once a year | p. 27 |
| Auger Shear Bolt Part Number | 70060-01338 | p. 25 |
| Skid Shoe Clearance (Uneven or gravel surface) | 3/8" or 3/4" | p. 22 |
| Working Width | 49 3/4" | p. 10 |
| Working Height | 20" | p. 10 |
| Auger Diameter | 12 3/4" | p. 10 |
| Approximate Shipping Weight | 287 lbs. | p. 10 |
| Required Rear Counterweight | 350 lbs. | p. 21 |
| Drive Chain Lubrication Interval | 4 hours | p. 27 |
Kubota BX2816 Common Problems This Manual Covers
Kubota BX2816 auger feeds snow on one side only while the other side spins freely p. 28
Inspect both auger shear bolts for breakage. Page 28 traces one-sided feeding straight to a sheared bolt. Replace any broken bolt with part 70060-01338 and torque it to 9 lbs-ft. If the bolt snapped off inside the auger shaft, drive the remnant out before fitting the new one.
Manual Section: TroubleshootingSnowblower clogs with packed snow and ice that stays in the housing during use p. 28
Run the engine at full RPM before you enter the snow. Page 28 ties most clogging to low engine speed. Ease off your travel speed so the auger keeps pace with intake, and clear the chute with a 36 inch stick rather than your hand, checking that no packed ice blocks the housing.
Manual Section: TroubleshootingAuger or impeller is hard to turn by hand during routine maintenance checks p. 27
Grease the auger and pivot points on the page 27 schedule, which calls for lubrication every 24 hours of operation or once a year at minimum. Work the grease into the bearings by turning the auger back and forth by hand. Clear ice or compacted debris off the flights first.
Manual Section: MaintenanceEngine floods after repeated start attempts in cold weather and will not fire p. 20
Stop cranking and let the engine sit about 10 minutes so excess fuel clears. Go easy on the choke during cold starts, since over-choking is what floods it. Check the general preparation and engine speed notes on page 20 before you try again. Once it fires, warm it up and bring it to full RPM before clearing snow.
Manual Section: OperationSnow blows out the chute but is not thrown very far from the machine p. 28
Bring the engine to full RPM, since the troubleshooting page 28 lists low engine speed as the main reason snow is not thrown far. Reduce your travel speed so the impeller is not overloaded. Check the chute and deflector for obstructions or packed ice, and clear them with a 36 inch stick.
Manual Section: TroubleshootingFrequently Asked Questions
What are the torque specs for the BX2816 snowblower bolts and fasteners?
Page 39 carries a general torque table sorted by bolt size and grade. A standard 1/2"-13NC Grade 5 bolt, for instance, takes 76 lbs-ft; the Grade 8 version of the same bolt needs 105 lbs-ft. Use this table whenever a specific torque isn't called out elsewhere in the manual.
How do I adjust the BX2816 skid shoes and cutting edge height?
Pull the two carriage bolts, then pick a cutting edge height to match the ground. On level pavement, set the clearance to 0". On uneven or gravel surfaces, run it at 3/8" or 3/4". Keep both skid shoes at the same height so the cutting edge stays level.
Why is my BX2816 snowblower making grinding/noise in the gearbox or bearings?
The troubleshooting guide doesn't name grinding noise on its own. It does list "Gearbox lacking oil and is seized. Replace gearbox." as a cause for the auger and fan not turning. A gearbox running dry and seizing would usually grind or make other mechanical noise before it fails outright.
How to reset the Kubota BX2816 snowblower chain tension
Loosen the four reduction box bolts and set the chain to a deflection between 1/16" and 1/8". With the tension right, retighten the bolts and put the guard back on. Do this after the first 8 hours of use, then every 24 hours after that.
How to check and refill gearbox oil on Kubota BX2816
Check the gearbox oil level once a month. If it sits low, top it up with AGMA 5EP extreme pressure oil, SAE 80W90 gear oil, or an equivalent. The manual skips a step-by-step check procedure, but the lubrication schedule does spell out the fluid type and interval.
What do I get after purchasing this Kubota BX2816 manual?
Immediate download of the complete 43-page searchable Operator Manual. Open it on any device, whether that's a laptop at your desk or a phone in the field.
Can I print specific sections of this Kubota BX2816 Operator Manual?
No restrictions at all. Print individual pages, full chapters, or the entire manual. The PDF is completely unlocked.
Document Quality
This is a scanned copy of a physical owner's manual, and you can search the full text because it has been processed with OCR. The text quality is good and easy to read, though not as crisp as a native digital document. Diagrams and illustrations are also scanned; they are clear enough for their purpose and labels are readable, but they will appear pixelated if you zoom in closely. The pages are generally clean, with only minor scan artifacts and some slight page skewing visible throughout the document.










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