Meggitt Fuelling Products
Maintenance Manual (MMF251)
Hydrant Coupler – F251 Series
USE OR DISCLOSURE OF DATA ON THIS PAGE IS SUBJECT TO THE RESTRICTIONS ON THE TITLE PAGE OF THIS DOCUMENT
28 Feb 2014
Revision 4.0
16
C. (Mods B – K and M) Assemble and Install the Swivel Assembly
(See
IPL Figure 2
)
1. Apply petroleum jelly to new O-ring (13) and install in groove on elbow (14). Engage the
elbow (14) with hydrant coupler body (
IPL Figure 1
, 37) and secure it with screws
(
IPL Figure 2
, 10), lock washer (11) and nut (12). Torque screws to 212 lb-in.
2. Install ring bearing (6) on to elbow (14).
3. Apply petroleum jelly to ball bearing (8) and install ball bearing (8) into swivel body (9).
4. Slide locking ring (5) onto swivel body (9).
5. Install safety ring (2) on to the first groove on the swivel body furthest from the ball
bearings (8).
6. Apply petroleum jelly to quad ring (7) and install into swivel body (9).
7. Slide swivel body (9) onto elbow (14).
8. Install safety ring (2) onto the second groove on the swivel body (9).
9. Install screws (3) and washer (4) onto locking ring (5) and tighten until screw bottoms out on
lock ring (5).
10. (Mod M) Install seal (1) into the groove of the outlet adapter attached to the swivel body (9).
