Lpr Assembly Removal; Lpr Main Seal Replacement - WDP ANGEL G7 Operators And Users Manual

18 ANGEL G7 MAINTENANCE

LPR ASSEMBLY REMOVAL

6
5 7 8
7
WARNING
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• Ensure a barrel blocking device is fitted to the ANGEL.
• Ensure the hopper is removed from the ANGEL.
• Ensure that there are no paintballs in the ANGEL.
• Always remove the first stage regulator and relieve all residual gas pressure
from the ANGEL before disassembly.
• The ANGEL can hold a small residual charge of gas, typically 2 shots, with the
first stage regulator removed. Always discharge the marker in a safe direction
to relieve this residual gas pressure.
• Remove the mini regulator spool as per mini regulator service - Page 12 .
• Remove the fore grip body internal retaining screw 1 using a 4.0mm
A/F Allen key.
• Remove fore grip body external retaining screw 2 using a 3.0mm
A/F Allen key.
• Ensure the O ring 3 is not lost.
• Remove LPR retaining pin using suitable grips 4.
• Remove the right end cap 5 using suitable metric 4.0mm A/F Allen key.
• Insert an M 2.5mm screw or the piston extracting tool (optional extra)
into the brass piston 6 and withdraw slowly.
• Remove the 3 tri-active piston spring stack 7.
• Remove the shims 8 - Note: the number of shims may vary from shown
diagram.
• Using a suitable blunt pick, carefully withdraw the LPR body 9.
IMPORTANT NOTES: For re-assembly of components
• Care must be taken so that the bore is not scored or the seals damaged.
9
• Ensure the LPR's pin location hole is aligned with the pin retaining hole
4
within
the ANGEL body prior to insertion.
3
• Ensure the spring stack is inserted in the correct order.
• We recommend that you verify your LPR pressure if it has been removed.
See LPR ADJUSTMENT - Page 14.
2
• Ensure the end cap is located correctly.
• Ensure the springs or shims are not lost (see LPR assembly).
Insert or remove shims as necessary.
• Each shim equals approximately 2 PSI/0.14BAR.
1
ADHERE STRICTLY TO THESE
AND ALL OTHER SAFETY
INSTRUCTIONS AND GUIDELINES

LPR MAIN SEAL REPLACEMENT

RADIUS
4
5
6
6
5
4
3
The LPR may be serviced once it has been removed by following the LPR
ASSEMBLY REMOVAL - Left. The serviceable parts are the external O rings and
the internal main seal.
• Remove the LPR piston 1.
• Remove the LPR spring stack 2 noting the order.
• Remove the LPR shims 3 Note: the number of shims may vary from shown
diagram.
• Remove the LPR main seal retainer nut 6 from the LPR body 4 using a
suitable tool. To prevent the body from rotating in your hand you may insert
the LPR lock pin into the LPR body to give some leverage.
• Remove the main seal 5 noting the radius on the edge of the seal.
• Discard the main seal 5 and replace with new item.
IMPORTANT NOTES: For re-assembly of components
• Ensure the new main seal is replaced with the radius edge going in first.
• Ensure the seal retainer nut is tight and flush with the LPR body.
• Ensure the spring stack is in the correct order.
• Ensure that the LPR pressure is reset as per LPR ADJUSTMENT - Page 14.
SPRING STACK
ORDER
1
© 2005 WDP LTD.