IMO *G3D-250 - Page 25

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Table 4
TORQUE VALUES - PACKING PUMPS
PART ROTOR SIZE TORQUE VALUE PART ROTOR SIZE TORQUE VALUE
011
(1)
187
218
250
35 lbs. ft. (± 5 lbs. ft.)
55 lbs. ft. (± 5 lbs. ft.)
70 lbs. ft. (± 5 lbs. ft.)
010
218
250
30 lbs. ft. (± 5 lbs. ft.)
30 lbs. ft. (± 5 lbs. ft.)
024
187
218
250
10 lbs. ft. (± 2 lbs. ft.)
15 lbs. ft. (± 2 lbs. ft.)
15 lbs. ft. (± 2 lbs. ft.)
011
(2)
187
218
250
90 lbs. ft. (± 5 lbs. ft.)
75 lbs. ft. (± 5 lbs. ft.)
145 lbs. ft. (± 5 lbs. ft.)
(1) Part Number Oil installed in inboard cover (009).
(2) Part Number Oil installed in inlet head (026).
3. Install inboard cover (009) on power rotor (012). Install balance piston housing on power rotor (012)
and install capscrews (010). Torque capscrews (010) to proper value listed in Table 4.
4. Install O-ring (007) on inboard cover (009).
5. Install assembled power rotor (012) in case (001).
NOTE: Ensure that tube (004) enters balance piston housing (014) tube bore
6. Install bolts or capscrews (011) in inboard cover (009). Torque bolts or capscrews (011) to proper
value listed in table 4.
7. Install idlers (020) into housing (002) idler bores by turning idlers (020) while inserting them into
housing (002).
8. Install idler cups (021) on idlers (020), where applicable.
*
9. Install spacers (023), thrust plate (022), lockwashers (025) and bolts (024). Torque bolts (024) to
proper value given in Table 4.
10. Install gasket (008) and inlet head (026) using bolts or capscrews (011). Torque bolts or capscrews
(011) to proper value listed in Table 4.
11. Install packing (016) in packing bore of inboard cover (009). Joints of packing (016) rings to be
staggered and hard and soft rings alternately inserted, beginning with a hard ring.
12. Install packing gland (017). Install gland nuts (038) or screws (018) with washers (019). Tighten nuts
(038) or screws (018) hand tight.
13. Install key (027) and coupling hub on power rotor (012).
14. Install drain plugs (003). Replace tubing (031) and fittings in proper position.
*Note: Some Idlers have a hydrostatic thrust design and do not need idler cups (21).
15. Connect pump to mounting bracket and coupling. Align pump with driver as described in CA-1
manual.