Service Manual
21
BDP-10A/16A/21L
Inspection BDP-10A/16A
1. Inspect the bypass O-rings and mating seats
in the end cap (2/25) for damage or foreign mate-
rial.
2. If damaged or worn replace bypass (15/50).
Assembly BDP-10A/16A
1. Lay the BDP on its side, so the bypass port
is horizontal.
2. Insert the bypass (15/50) into the bypass
port on the end cap (2/25). Tighten to the proper
torque value. See page 16.
REMOVAL, INSPECTION AND/OR RE-
PLACEMENT OF THE BYPASS BDP-
21L
Refer to Figure 19.
Disassembly BDP-21L
1. Loosen the bypass valve (50) using a 5/8”
wrench.
2. Remove the bypass (50) from the BDP end
cap (25).
Inspection BDP-21L
1. Inspect the bypass O-rings and mating seats
in the end cap (25) for damage or foreign mate-
rial.
Figure 18. BDP-10A/16A
2/25
15/50
50
25
Figure 19. BDP-21L
2. If damaged or worn replace bypass (50).
Assembly BDP-21L
1. Lay the BDP on its side, so the bypass port
is horizontal.
2. Insert the bypass (50) into the bypass port
on the end cap (25). Tighten, reference Table 6,
page 16, torque values.
REMOVAL, INSPECTION AND/OR RE-
PLACEMENT OF THE BYPASS BDP-
10A/16A
Refer to Figure 18.
Disassembly BDP-10A/16A
1. Loosen the bypass valve (15/50) using a 5/8”
wrench.
2. Remove the bypass (15/50) from the BDP
end cap (2/25).