Shuttle assembly (master head) – Trebor 120D Mega User Manual
Page 19

MEGA 120D PUMP OPERATION / MAINTENANCE MANUAL
PAGE 19
Figure 4-4
4.8.c Shuttle Assembly (Master Head)
NOTE: Ensure that the spool moves freely inside the sleeve prior to installation.
Thread detent adapter into shuttle bore until flush against head. Tighten to 45 in-lbs.
Insert shuttle spool assembly into adapter detent and Shuttle Sleeve. (Do not
lubricate.)
Figure 4-5
Install the seal onto seal groove shoulder of the shuttle cap.
Thread shuttle cap onto detent adapter. Tighten to 40 in-lbs.
ATTENTION: Threads should be snug. Do not over tighten.