Service Manual

Revision to Section 5
MODEL 140 - 147 RIFLE
Several versions of the Model 140 and 147 have been sold and several production changes have been made in current models.
This is Intended to clarify repair procedures for these models.
Early models of the 140 and 147 had the trigger and safety assemblies mounted in the stock. Refer to the following drawings
when servicing guns with this type trigger and safety assembly:
5.1 for general breakdown of tube and barrel
5.2 for Valve Assembly 8.2 Trigger and Safety
Assembly
5.3 for forearm, lever and pump assembly
6.2 Trigger and Safety Assembly
Late model 140 and 147's use a different stock and a trigger casing assembly. Refer to the following drawings:
5.1 for general breakdown of tube and barrel.
5.2 for Valve Assembly
5.3 for forearm, lever and pump assembly
5.4 Trigger Casing Assembly
5.5 method for securing Trigger Casing Assembly
RECENT MODIFICATIONS IN MODEL 140 AND 147
1. The Check Valve, 140-6 and O-Ring, 130-32 assembly has been replaced by a solid Teflon Check Valve, 140-6T. When it is
necessary to replace this assembly, the new Teflon Check Valve, 140-6T should be used on all models.
2. A modification has been made in the method of securing the Trigger Casing Assembly to the gun. When it is necessary to
repair a gun having the new Trigger Casing Assembly, all the changes as described in drawing 5.5 must
be made, these
changes are as follows:
a. Replace 140-13 Rear Breech Screw with 140-97 Screw and Washer Assembly.
b. File corners of Trigger Casing as noted on Drawing. 5.5.
c. Use a 140-95 Lockwasher under the head of each casing screw. (No's 140-59 and 140-62 )
d. Replace Knurled Locating Screw Nut, 108-14 with 140-94. Locating Screw Nut. Use a 140-47 Washer under the nut.
NOTE: This change must be made on all guns of this model.
3. A nylon detent has been incorporated in the lever link to hold the lever in the up position. When repairing a gun having this
type lever, the pump should be set so that the plunger just touches the valve at the bottom of Its stroke. There should be no
resistance to the pump rod bottoming on the end of the valve.