825122A 2 Mariner GEAR HOUSING

Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: This is the TYPICAL procedure for the assembly of the oil filter housing.
Illustration 1 g00553215
Install the adapter (3) on the indicator (2). Install a new O-ring seal (7) on the adapter (3). Put clean engine oil on the O-ring seal (7).
Install the O-ring seal (8) on the indicator (2).
Install the indicator (2) in the cover (9). Install the indicator so that the indicator will be in the correct position when the cover (9) is installed.
Install the ring (1), the bolts, and the lockwashers.
Install the spring (5) and the retainer (6) on the cover (9).
Install the O-ring seal (4) on the cover (9).
Illustration 2 g00553216
Install the two tubes (11) in the base (10).
Illustration 3 g00553218
Install new O-ring seals (13) on the housing assemblies (12). Install the housing assemblies (12) on the base (10).
Illustration 4 g00553219
Install two 1/2 inch guide pins (14) in the top two holes of the base.
Install new O-ring seals (15) in the housing (16).
Put the housing (16) on the guide pins (14) in the original position.
Illustration 5 g00553241Note: The illustration shows the upper housing with an opening for placement of a bypass valve. There is no opening for a bypass valve on this housing. Illustration 6 shows the correct housing on the engine.
Illustration 6 g00609242
Install new O-ring seals (21) on the tubes (23). Put clean engine oil on the O-ring seals.
Install the tubes (23) in the housing (16).
Install new O-ring seals (22) in the housing (19).
Install the housings (19).
Illustration 7 g00553242
Install the piston (25) and the spring (26) into the changeover valve (24) so that the retaining ring (27) can be installed.
Install the O-ring seal (28) on the changeover valve (24). Put clean engine oil on the O-ring seal (28). Note: The later changeover valves have additional O-ring seals. The illustration is of an earlier changeover valve.
Illustration 8 g00553243
Put clean engine oil on the changeover valve (24). Install the changeover valve (24) into the housing (16). Ensure that the changeover valve (24) moves freely in the housing (16).
Illustration 9 g00553281
Put a new O-ring seal on the cover (29). Put clean engine oil on the O-ring seal.
Ensure that the piston (25) in the changeover valve (24) is in the position that is shown in Illustration 9. Install the cover (29) on the housing (16) so that the inside groove will be in the position that is shown in Illustration 9.
Install the ball (30), spring (31), and plug (32) with a new seal.
Illustration 10 g00553245
Install a new O-ring seal on the plate (34).
Engage the pin on the tube assembly (33) with the slot in the changeover valve (24).
Fasten the plate (34) to the housing (16).
Illustration 11 g00553246
Install the bolts that hold the support assembly (36).
Fasten the support assembly (36) to the housing assemblies.
Engage the shaft assembly (35) with the tube assembly (33). Ensure that the indicator on the shaft assembly (35) is pointing to the valve function on the instruction film.
Install the bolt and the locknut in order to hold the shaft assembly (35) to the tube assembly (33).
Use a socket and extension in order to turn the shaft assembly (35) to each position. Each position is detented. Each position must be felt separately.