PWS SRX Installation Instructions
Contents
1. alternating sequence until snug e i UN T n m The PWS SRX allows you to install your favorite rail covers and accessories across the span of the original rails and the SRX rails Once the rail is installed reinstall the Trigger Module Buttstock Module and Moving Parts Assembly in accordance with your host weapon s user manual t 208 344 5217 www PrimaryWeapons com f 208 344 53952. PWS SRX Installation Instructions STOP ENSURE YOUR WEAPON IS UNLOADED BEFORE PROCEEDING Read all of the instructions prior to starting this process If you are unsure about any of the steps outlined in this guide contact PWS Technical Support or a competent gunsmith PWS will not be responsible for damage to your host weapon or the SRX due to improper installation or negligence It is highly recommended that the barrel screws be removed and reinstalled with a T Handle Torque Wrench such as the Seekonk BT 2L Step 1 Remove the Trigger Module Buttstock Module and Moving Parts Assembly in accordance with your host weapon s user manual Loosen the 2 Forward Barrel Screws by turning counter clockwise until the screws reach the end of their travel AFTER THE RAIL HAS COOLED remove the bottom rail by lifting up and away Fire is hot Metal gets hot when fire is applied to it Rear Barrel Screws Forward Barrel Screws Loosen the 4 rear barrel extension SCrews NOTE All barrel screws are T 25 torx and are retained to receiver assembly Do not attempt to remove these screws during barrel removal Gas Block Pull forward on the gas block to move the barrel assembly foward The bottom rail screws are secured using a thread locker Using a heat source such as a Chef s Torch heat the screws until the thread lock releases Barrel Yoke Move the barrel assembly forward until the barrel yoke ca
3. n be removed Best results will be acheived if a directed flame can be used to focus the heat onto the screw instead of all over the rail Be aware of plastic pieces on your weapon during these steps Remove the barrel yoke by sliding it foward toward the gas block It is recommended that you do not discard this piece CONTINUED FROM OTHER SIDE Slide the PWS SRX Yoke into place by moving over the barrel and sliding toward the rear of the weapon Tighten the 4 rear barrel extension screws and 2 forward barrel extension screws to 62 in Ibs of torque There will be an audible tactile signature from torque wrench when barrel support screws reach proper torque setting Opening Towards Front Replace the bottom rail ensuring that the opening is toward the front of the weapon The barrel extension screw hole may need cleaned of excess thread lock prior to reassembly Slide the SRX onto the barrel yoke as shown The QD Sling swivel points will be toward the rear of the weapon Use the 2 supplied screws to secure rail to the barrel yoke and barrel extension PWS does not recommend re using the original screws Save and store them with your original barrel yoke Install the SRX by tightening the 4 supplied screws in an alternating sequence until snug Tighten the screws to 62 in Ibs of torque Tighten the 4 rear barrel extension screws and 2 forward barrel extension screws in an
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