0047S OPERATOR'S MANUAL C7 FAMILY OF COMBAT WEAPONS © COLT CANADA 2005-08-17
1 10047S WARNING PRECAUTIONS WHEN HANDLING THE C7 FAMILY WEAPONS * Always make sure the weapon is unloaded IMMEDIATELY after picking it up. * Never leave a loaded weapon unattended. * Be sure that the cam pin is installed in the bolt carrier group. If the cam pin is not installed, firing the weapon may cause a breech explosion. * When using blank firing attachment (BFA) use only blank ammunition.
10047S 2 PHYSICAL DATA C7 FAMILY WEAPONS ARE DIRECT GAS OPERATED, HAVE ROTATING BOLTS AND ARE 5.56 MM CALIBRE. THE BARREL RIFLING HAS 6 GROOVES AND HAS A RATE OF TWIST OF 1 IN 17.8 CM. MODEL C7/C7A1 C8/C8A1 LSW SFW CYCLIC RATE (RPM) EMPTY WEIGHT LOADED WEIGHT NORMAL COMBAT AMMO LOAD (RDS) OVERALL LENGTH BARREL LENGTH POINT BLANK RANGE FRONT SIGHT OPTICAL SIGHT (POWER) 700-900 3.4 KG 3.9 KG 700-950 2.7 KG 3.2 KG 600-700 5.8 KG 6.3 KG 700-950 3.4 KG 3.8 KG 150 1.0 M 0.5 M 300 M POST C79 (3.
10047S 3 INDIVIDUAL CLEANING KIT 1. 2. 3. 4. 5. 6. 7. 8. 9. 1 HANDLE SECTION ROD (3) SWAB HOLDER BOLT KEY BRUSH BORE BRUSH (2) CHAMBER BRUSH 0.68 OZ CLP BOTTLE SWAB (25) PIPE CLEANER (3) 12 10 2 8 PISTOL GRIP CLEANING KIT 3 4 3. SWAB HOLDER 5. BORE BRUSH 8. SWAB (10) 10. CABLE WITH ADAPTER 11. 0.125 OZ CLP BOTTLE 12. HANDLE 11 5 6 7 9 ANCILLARY ITEMS 1. 2. 3. 4. 5. 6. 7. 8. 9.
10047S 4 CARE AND CLEANING NORMAL CONDITIONS * Clean and lubricate with Cleaner Lubricant Preservative (CLP) or an equivalent cleaner lubricant. DUSTY AND SANDY AREAS * Clean the weapon more frequently, at least once a day. * Reduce lubrication, to a minimum, especially on sliding surfaces. * Keep the weapon covered when ever possible. TROPICAL CONDITIONS * Inspect, strip, clean and lubricate the weapon more frequently; at least once a day.
10047S 5 C79 OPTICAL SIGHT LOCATION OF CONTROLS 1. 2. 3. 4. 5. 6. 7. OPTICAL SIGHT MOUNT ASSEMBLY WING NUTS AZIMUTH ADJUSTMENT CLAMPING PLATE ELEVATION/RANGE DIAL ELEVATION/RANGE DIAL LOCK 1 7 2 6 COUNTER CLOCKWISE CLOCKWISE 3 5 4 SIGHT ADJUSTMENTS AND ZEROING C79 OPTICAL SIGHT The C79 optical sight has both azimuth and elevation adjustments. Range adjustments are from 200 to 800 metres in 100 m increments. NOTE Zeroing is normally carried out at 100 m. * * * * Set the range dial to 200 m.
10047S 6 SIGHT ADJUSTMENTS AND ZEROING (Cont’) FRONT SIGHT To adjust elevation: depress the front sight detent with the point of a bullet and rotate the front sight post clockwise or counterclockwise. To move the MPI up, rotate the front sight post clockwise as indicated by the arrow. * One notch of rotation moves the MPI 3.5 cm or 0.35 mil at 100 m for the Rifle and LSW. * One notch of rotation moves the MPI 4.7 cm or 0.47 mil at 100 m for the Carbine and SFW.
7 10047S UNLOADING * * * * * * Place the fire control selector on “S”. Press the magazine catch and remove the magazine. Pull the cocking lever to the rear twice; then hold it to the rear. Check to ensure that the receiver and chamber are clear. Allow the bolt carrier to go forward under control. Place the fire control selector on “R”; squeeze the trigger and close the ejection port cover.
10047S 8 AMMUNITION - 5.56 X 45 MM NATO BALL TRACER DUMMY BLANK INSPECTION DO NOT FIRE * * * * Seriously corroded ammunition. Dented cartridges. Cartridges with loose bullets. Cartridges exposed to extreme heat (57°C) until they have cooled. FIELD STRIPPING PROVE THE WEAPON SAFE BUT DO NOT OPERATE THE TRIGGER. PLACE THE FIRE CONTROL SELECTOR ON “S”. * Push the takedown pin (1) all the way to the right. Pivot the upper receiver group (2) upward. * Remove the bolt carrier and bolt (3).
047S 9 7 5 8 6 9 ADDITIONAL STRIPPING * Remove the extractor pin (using a firing pin). * Remove the extractor and spring (DO NOT separate the spring from the extractor) and ensure that the rubber insert is in place in the extractor spring. * * * * * Remove the handguards or Rail Interface System (RIS). Push the receiver pivot pin all the way to the right. Separate the upper and lower receivers. Press in on buffer; depress the buffer retainer and release the buffer. Remove the buffer and spring.
10047S 10 ASSEMBLY * * * * * * * * * * * * * * * Insert the return spring and buffer. Assemble the upper and lower receiver, and engage the pivot pin. Ensure that the fire control selector is on “S”. Assemble the handguards or RIS. Assemble the extractor and spring to the bolt. Push in the extractor pin. Slide the bolt into the carrier. Insert the cam pin and rotate 1/4 turn. Insert the firing pin. Rotate the bolt into the unlocked position. Insert the firing pin retaining pin. Insert the cocking handle.
10047S 11 To reassemble the plastic magazine: * Assemble the magazine spring to follower, with spring hooked to the follower. * Insert assembled spring and follower into magazine body. * Position baseplate on spring and compress spring into magazine body. * Hook baseplate into the slot at the back of the magazine body. * Snap front of baseplate into position. To disassemble the metal magazine: * Insert a suitable punch through the hole in the magazine baseplate.
10047S 12 SLIDING BUTTSTOCK To collapse or extend the buttstock, squeeze the release lever and slide the butt forward or rearward. The buttstock may have intermediate positions for use by operators wearing body armor or winter clothing. ARCTIC TRIGGER To ensure an operator wearing gloves can access the trigger, depress the trigger guard plunger and rotate the trigger guard down against the pistol grip.
10047S 13 TROUBLE SHOOTING PROBLEM COMMON CAUSE CORRECTIVE ACTION Weapon fails to fire - Fire control lever on “S” - Improper assembly of firing pin - Move lever to “R” or “AUTO” - Assemble correctly (retaining pin goes to the rear of the large shoulder of the firing pin) - Excessive amount of oil in firing pin hole - Clean with pipe cleaner - Defective ammunition - Too much carbon on firing pin or in firing pin hole - Remove and discard - Clean Bolt won’t unlock - Dirty bolt - Burred bolt - C
10047S NOTES
SIGHT ROAMER ZERO ROAMER CLICKS TO ADJUST AT 25 m & 100 m 5 C7 WEAPONS WITH C79 OPTICAL SIGHT 4 1 CLICK V/H = 2.5 cm or .
SIGHT ROAMER 4 2 1 POA 1 CLICK H = 3.8 cm 11.5 cm MPI @ 100 m 3 1 1 CLICK V = 4.7 cm C8 Carbine 250 m ZERO ZERO ROAMER FOR IRON SIGHTS 2 ZERO ROAMER FOR IRON SIGHTS 8.9 cm MPI @ 100 m C7 Rifle 300 m ZERO 2 1 1 CLICK V = 3.5 cm 1 CLICK H = 2.
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