Maintenance Instructions

10044S
Colt Canada Proprietary 3-1-1/3-1-2 2005-09-20
PART 3
REPAIR TECHNIQUES
SECTION 1
REPAIR INFORMATION
GENERAL
1. DO NOT attempt to disassemble or repair those parts of the C7 Family of Weapons that
are not specifically detailed in this instruction.
2. Unless otherwise specified all pins are normally removed from left to right and
reassembled in the reverse direction. DO NOT disassemble items or assemblies secured by
spring tension pins except to repair or replace non-serviceable components. DO NOT reuse
spring tension and roll pins.
LUBRICATION
3. Refer to C7 Family Operators Manual - 10047S, for general lubrication information.
REFINISHING
4. Inspect finished metal surfaces for areas of wear. If more than thirty per cent of the finish
is worn off, refinish the weapon. Touch up minor wear on steel surfaces with gun blue. Touch up
minor wear on non-ferrous metal surfaces with black solid film lubricant.
CLEANING
5. Refer to The C7 Family Opertators Manual - 10047S or Cleaning Instructions for
C7 Family of Combat Weapons - instuction sheet for general cleaning information.
CARE AND SERVICING
6. Refer to C7 Family Operators Manual - 10047S, or local procedures for information
relating to the care and servicing of the C7 Family of Weapons during periods of non-use.
TORQUE LIMITS
7. The following general torque limits apply to the C7 Family of Weapons.
ITEM TORQUE LIMITS
Suppressor - Constant Torque Washer 90° min to 460° max from first contact
Suppressor - Peel Washer
62.4 - 69.1 N
.
m (46-51 ft-lb)
Barrel Nut
41 - 110 N
.
m (30-81 ft-lb)
Carrier Key Screws
4.0 - 4.5 N
.
m (35-40 in-lb)
Receiver Extension
52 - 57 N
.
m (38-42 ft-lb)
Figure 3-1-1 Torque Limits