5
SKILL AND TRAINING REQUIRED FOR SERVICING
This Service Manual is designed for technicians who have the neces-
sary mechanical and electrical knowledge and skills to reliably test
and repair the ACCU-Pro Bedknife Grinder. For those without that
background, service can be arranged through a local distributor.
This Manual presumes that you are already familiar with the normal
operation of the Grinder. If not, you should read the Operators
Manual, or do the servicing in conjunction with someone who is
familiar with its operation.
PERSONS WITHOUT THE NECESSARY
KNOWLEDGE AND SKILLS SHOULD NOT
REMOVE THE CONTROL BOX COVER OR
ATTEMPT ANY INTERNAL
TROUBLESHOOTING, ADJUSTMENTS, OR
PARTS REPLACEMENT!
If you have questions not answered in this manual, please call your
distributor. They will contact the manufacturer if necessary.
TORQUE REQUIREMENTS
Throughout this manual we refer to torque requirements as
"firmly tighten" or the like. For more specific torque values, refer
to the information below.
Bolts Going into a Nut, or Into a Thread Hole in Steel.
Refer to table at the right.
Bolts Going into a Thread Hole in Aluminum.
Use the Grade 2 values in the table at the right.
Socket-Head Screws
Use the Grade 8 values in the table at the right.
Machine Screw
No. 6 Screws:
11in.-lbs [0.125 kg-m]
No. 8 Screws:
20 in.-lbs [0.23 kg-m]
No. 10 Screws:
32 in.-lbs [0.37kg-m]
GRADE 2 GRADE 5 GRADE 8
SMOOTH 3 MARKS 6 MARKS
HEAD on HEAD on HEAD
1/4 In. 6 ft-lbs 9 ft-lbs 13 ft-lbs
thread (0.8 kg-m) (1.25 kg-m) (1.8 kg-m)
5/16 In. 11 ft-lbs 18 ft-lbs 28 ft-lbs
thread (1.5 kg-m) (2.5 kg-m) (3.9 kg-m)
3/8 In. 19 ft-lbs 31 ft-lbs 46 ft-lbs
thread (2.6 kg-m) (4.3 kg-m) (6.4 kg-m)
7/16 In. 30 ft-lbs 50 ft-lbs 75 ft-lbs
thread (4.1 kg-m) (6.9 kg-m) (10.4 kg-m)
1/2 In. 45 ft-lbs 75 ft-lbs 115 ft-lbs
thread (6.2 kg-m) (10.4 kg-m) (15.9 kg-m)
Summary of Contents for ACCU-Pro 670
Page 34: ...34 ELECTRIC SCHEMATIC 67095233...
Page 35: ...35 This Page Left Intentionally Blank for Note Taking Purposes...
Page 36: ...36 PARTS LIST 6709528 MAIN BASE ASSEMBLY...
Page 38: ...38 PARTS LIST Continued 6709529 GRINDING HEAD ASSEMBLY...
Page 40: ...40 PARTS LIST Continued 6709520 TRAVERSE CARRIAGE ASSEMBLY...
Page 42: ...42 PARTS LIST Continued 6709524 BEDKNIFE SUPPORT ASSEMBLY...
Page 44: ...44 PARTS LIST Continued 6709523 CONTROL PANEL ASSEMBLY 50 51...
Page 46: ...46 PARTS LIST Continued 6709523 ELECTRICAL ASSEMBLY...
Page 48: ...48 PARTS LIST Continued 7469909 COOLANT PUMP TANK ASSEMBLY 15...
Page 50: ...50...