50
9. Gearbox and Process End Reassembly
Step 1
Wash all gearbox housings and be certain the lubrication galleys are open.
Step 2
Attach the sight glass (191).
Step 3
Put pipe plugs in lower gearbox housing (101A).
Step 4
Freeze lower idler journal bearing (151C) in dry ice for 1/2 hour and install into lower
gearbox housing (101A) with socket head cap screws (905AA).
Step 5
Install lower high speed journal bearing (151A) and lower thrust washer (155A), no shims
will be used.
NOTE:
If the unit includes thermocouples and probes refer to the section of this manual for Gearbox-
Auxiliary Hardware Installation for additional instructions.
Step 6
Install the high speed shaft assembly (A130).
Step 7
Install lube oil pump (A160) with o-ring (936Z) into bearing plate (102). Lubricate o-ring
(936Z) with Vaseline before installing lube pump.
Step 8
Install sump tube fitting (944B) and (944C) into the bearing plate (102).
Step 9
Install pipe plugs as required and relief valve (175) into bearing plate (102).
Step 10
Install upper high speed journal bearing (151B) into bearing plate (102) and upper thrust
washer (155B). Use Vaseline to hold upper thrust washer in place.
Step 11
Set high speed shaft (A130) end play.
NOTE:
SHIM BEHIND THE UPPER HIGH SPEED JOURNAL BEARING ONLY TO
ACHIEVE [.015 +/-.002], see Section 8.
Step 12
Install idler shaft (A140). Pull high speed shaft (A130) up approximately 1.0” to 1.5” and
slide idler shaft (A140) into the lower idler journal bearing (151C) meshing the gear teeth
on the lower idler shaft spur gear and the high speed shaft gear.
Step 13
Install o-rings (936YA) and (936T) and (936TT) into the lower gearbox housing (101A).
Step 14
Install the bearing plate (102) onto the lower gearbox housing (101A). Be careful
not to knock the upper thrust washer (155B) out of its location. Be careful not to scratch,
ding, or dent the upper high speed journal bearing (151B).
Step 15
Install o-rings (936Y) and (936TQ) into the bearing plate (102).
Содержание LMC 341F
Страница 32: ...28 Figure 5 1 Compressor Cross Section and Clearances ...
Страница 69: ...65 SINGLE SEAL ARRANGEMENT ...
Страница 70: ...66 DOUBLE SEAL ARRANGEMENT ...
Страница 71: ...67 TANDEM SEAL ARRANGEMENT ...
Страница 72: ...68 Reference D Phoenix Compressor Gearbox Cross section Drawing Phoenix Gearbox Module Drawing GB01AY01 ...
Страница 73: ...69 Phoenix Compressor Gearbox Cross Sectional View ...
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Страница 75: ...71 PHOENIX GEARBOX MODULE DRAWING GB01AY01 ...
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