Oliver 4275C User manual

Jointer
Model 4275C
Owner’s Manual
For Models Manufactured Since 02/2021
175370
Oliver Machinery
1-800-559-5065
921 Thomas Ave SW,
Renton, WA 98057
[email protected]
WWW.OLIVERMACHINERY.NET
Stock Number: 4275C.101.4S
4275C.102.4S
Manual Version: 1.0.0

READ AND UNDERSTAND ALL INSTRUCTIONS IN THIS MANUAL BEFORE
ATTEMPTING TO ASSEMBLE OR OPERATE THE MACHINE.
FOLLOW THE INSTRUCTIONS AND THINK SAFETY!
THE OWNER OF THIS MACHINE IS SOLELY RESPONSIBLE FOR THE SAFETY OF ANYONE USING
THIS MACHINE. SUCH RESPONSIBILITY INCLUDES BUT NOT LIMITED TO:
•PROPER ASSEMBLY, OPERATION, INSPECTION, MAINTENANCE, AND RELOCATION OF
THE MACHINE.
•PROPER TRAINING FOR THE OPERATORS AND ENSURES THIS MANUAL IS AVAILABLE
AT ALL TIMES.
•USAGE AUTHORIZATION.
•USAGE OF SAFETY AND PROTECTION DEVICES.
OLIVER MACHINERY DISCLAIMS ANY LIABILITY FOR MACHINES THAT HAVE BEEN ALTERED OR
ABUSED. OLIVER MACHINERY RESERVES THE RIGHT TO EFFECT AT ANY TIME, WITHOUT PRIOR
NOTICE, THOSE ALTERATIONS TO PARTS, FITTINGS, AND ACCESSORY EQUIPMENT WHICH THEY
MAY DEEM NECESSARY FOR ANY REASON WHATSOEVER.
** SAVE THIS MANUAL FOR FUTURE REFERENCES. **
PROP 65 NOTICE
WARNING: Drilling, sawing, sanding, or machining wood products can expose you to wood dust,
and/or other chemicals that are known to the State of California to cause cancer, birth defects,
or other reproductive harm.
Some examples of these chemicals are:
•Lead from lead-based paints.
•Crystalline silica from bricks, cement, and other masonry products.
•Arsenic and chromium from chemically treated lumber.
Avoid inhaling wood dust and other harmful chemicals. Use a dust mask and/or other safety
devices for personal protection.
For more information go to http://www.P65Warnings.ca.gov/wood

Table of Contents
Introduction············································· 6
Specifications ·········································· 7
Identification ··········································10
Safety·····················································12
General Safety Guidelines·························12
Safety Guidelines Specific to Jointer··········13
Electricals ···············································15
Minimum Circuit Size Required for Model
4275C Jointer ···········································15
Grounding················································15
Electrical Wiring ·······································15
Setup······················································17
Shop Preparation······································17
Space Requirement ·········································17
Load Limits ······················································17
Electricals ························································17
Lighting····························································17
Safety Labels ···················································17
Dust Collection ················································17
Receiving··················································18
Cleaning···················································21
Assembly ·················································22
Leveling Machine······································24
Dust Collection·········································24
Wiring and Grounding ······························25
Wiring Instructions··········································25
Controls and Components ·······················26
Control Panel ···········································26
Infeed Table Height Adjustment················26
Infeed Table Depth Stop Knob ··················27
Outfeed Table Height Adjustment·············27
Fence ·······················································27
Digital Readout (DRO)·······························28
DRO Calibration········································28
Test Run···················································29
Operation ·············································· 30
Preparation··············································30
Inspect Wood Grain··································31
Squaring Stock··········································31
Surface Planing·········································32
Edge Jointing············································34
Beveling···················································34
Rabbet Cutting ·········································35
Common Cutting Problems ·······················36
Snipe································································36
Chipping ··························································36
Fuzzy Grain······················································36
Accessories ············································ 37
460V Conversion Kit ·································37
Cutter Inserts ···········································37
Touchup Paint ··········································37
Power Feeder···········································38
Maintenance ········································· 39
Maintenance Schedule ·····························39
Inspect / Adjust Jointer Tables ··················40
Inspect Outfeed Table Height ·························40
Adjust Outfeed Table Height···························40
Inspect Outfeed Table Parallelism ··················41
Inspect Infeed Table········································41
Adjust Table Parallelism/Coplanarity ··············42
Infeed Table Adjustments ·······························44
Infeed Table Positive Stops Adjustments········44
Rotate / Replace Cutter Inserts ·················45
Adjust Fence Positive Stops ······················46
Adjust Belt Tension···································47
Align Belt Pulleys······································48
Troubleshooting····································· 49
Mechanical / Electrical Issues····················49
Operation / Quality-Related Issues ···········50

Wiring Diagram······································52
For Stock # 4275C.101.4S (230V, 1Ph)········52
For Stock # 4275C.102.4S (230/460V, 3Ph) 53
Parts List ················································54
Maintenance Record·······························66
Notes····················································· 67
Warranty and Service····························· 68
Appendix ··············································· 69
US Standard –Metric Conversion Chart·····69

6 | Page Oliver Machinery 4275C Jointer
Introduction
Thank you for choosing Oliver! This manual contains important information on how to safely set up,
operate, and maintain this machine. Please take the time to read through this manual, and make sure you
understand all instructions.
While this manual may provide tips on optimizing the result of your workpiece, the manual is not intended
as a substitute for formal woodworking training. If you need to know how to safely complete a
woodworking task, please consult knowledgeable and qualified sources before proceeding further.
We made every effort to keep this manual up-to-date. Instructions, specifications, drawings, and
photographs in this manual should match the machine delivered. If you find any differences, or anything
that seems confusing in this manual, or some instructions are not available, please check our website for
an updated version:
WWW.OLIVERMACHINERY.NET/MANUALS
Alternatively, you can contact our technical support for help:
1-800-559-5065
Before calling, please note down the manufacture date and the serial
number of the machine. You can find the information on a nameplate
located on the back of the machine, right above the electrical junction
box. This information is needed to provide proper technical support,
and to determine if an updated manual is available for your machine.
Please let us know how well this manual serves you. If you have any
suggestions, please call the number above or email us at:
[e-mail]
We love to hear from our customers and make improvements.

4275C Jointer OLIVERMACHINERY.NET 7|Page
Specifications
Quick View
Model
4275C Jointer
Stock Number
4275C.101.4S
4275C.102.4S
Motor
Baldor TEFC Induction Motor
5HP, 230V, 1Ph
Baldor TEFC Induction Motor
7.5HP, 230/460V, 3Ph
Jointer Size
16”
Max. Depth of Cut (Jointing)
1/8"
Max. Depth of Cut (Rabbeting)
3/4”
Bevel Joining
90° -135°
Dimensions
100”(L) x 45-1/2(W) x 50”(H)
Footprint
52-1/2”(L) x 24-1/2”(W)
Fully Assembled Weight
1109 lbs.
Warranty
1 Year (Motor and electronics)
2 Years (All other parts)
Product Dimensions
Jointer Fully Assembled
100”(L) x 45-1/2”(W) x 50”(H)
Footprint
52-1/2” (L) x 24-1/2”(W)
Fully Assembled Weight
1109 lbs.
Shipment Info
Type
Wood crate with pallet base
Content
Jointer with included accessories
Dimensions
103”(L) x 34(W) x 52”(H)
Weight
1272 lbs.
Approximate Setup Time
60 minutes
Must Ship Upright
YES
Stackable
NO
Electricals
Stock Number
4275C.101.4S
4275C.102.4S
Power Requirement
230V, 1Ph, 60Hz
230/460V, 3Ph, 60Hz
Full Load Current Rating
19.5A
16.8/8.4A
Recommended circuit size
30A
25A
Power Switch Type
Magnetic switch with overload protection.
Connection Type
Cord and plug not included.
Electrical hookups required.
Overload Protection
Equipped

8 | Page Oliver Machinery 4275C Jointer
Motor
Stock Number
4275C.101.4S
4275C.102.4S
Motor Type
Baldor TEFC Induction Motor
Horsepower
5HP
7.5HP
Speed
3600 RPM
3600 RPM
Efficiency
83%
89.5%
Power Factor
99
93
Power Transfer Mechanism
Poly V-belt and pulleys
Bearing type
Permanently sealed ball bearing
Jointer Capacity and Performance
Maximum Stock Width
16”
Maximum Depth of Cut for Jointing
1/8"
Maximum Depth of Cut for Rabbeting
3/4”
Minimum Width of Cut for Rabbeting
1-1/4”
Minimum Stock Thickness
1/2”
Minimum Stock Length
12”
Fence
Dimensions
47-1/2” (L) x 5-3/8”(H)
Fence Travel
14-3/4”
Fence Stops
90° and 135°
Material
Precision ground cast iron
Cutterhead
Cutterhead Type
Helical
Cutterhead Diameter
4”
Cutterhead Speed
5500 RPM
Number of Cutter Inserts
76
Number of Rows of Cutter Inserts
4
Cutter Insert Type
Four-sided, indexable carbide
Cutter Insert Diameters
15mm x 15mm x 2.5mm
Cutter Blade Angle
30 degree
Cutter Insert Screw Tensioning Torque
52-60 lb-in
Table
Table Dimensions
100”(L) x 16”(W)
Table Height Above Ground
34-1/2”
Table Lifting / Adjustment Mechanism
Parallelogram
Material
Precision ground cast iron

4275C Jointer OLIVERMACHINERY.NET 9|Page
Measurements
Measurement Unit
Inch/mm
Measurement Device
Wixey digital readout
Digital Readout Resolution
1/32” / 0.005” / 0.05mm
Digital Readout Accuracy
±1/500” / 0.002” / 0.05mm
Backup Measurement Device
Cutting depth scale with a pointer.
Safety
Stock Number
4275C.101.4S
4275C.102.4S
Number of Dust Ports
1
Dust Port Size
6”
Minimum CFM Required
700 CFM
Sound Rating @ 2’ distance
90-95 dB
92-96 dB
Others
Serial Number Location
On the back of the machine.
Spare Parts Included
Ten cutter inserts and compatible Torx screws.
Certification
CSA 175370
Country of Origin
Taiwan

10 | Page Oliver Machinery 4275C Jointer
Identification