TM 5-3810-206-35
Vibration dampener bolt --------------------
65-85 ft-lb
Allowable tolerance
Limit
Water pump impeller retaining nut---------
50-55 ft-lb
ambient tem-
perature)
Blower speed (ratio) ---------
3.65 to 1
g. Adjustment Data.
Water pump speed (ratio) --
3.65 to 1
Air box pressure at 1,800---
6.4 to 7.8 psi
(1) Engine model 687C-18-ES.
(2) Engine model D333TA.
Allowable tolerance
Limit
Transfer pump pressure
Alternator belt tension @ 25 lbs -----------
will depress 1/2 in.
at 1,800 rpm---------------
100 to 120 lb -----------
80 lb
Fan belt tension------------------------------
will depress 1/2 in.
Injector pop pressure -------
2,200 to 2,250 psi -----
2,000 psi
Fuel injection pump timing (BTC) ----------
11
(pounds
Fuel injection pump timing dimensions:
per square
Off engine ---------------------------------
4.2675 002 in.
inch)
On engine ---------------------------------
4.2255 002 in.
Compression pressure
Turbocharger, clearance between
cranking speed at 150-
Impeller and bearing housing -----------
018-.022 in.
200 rpm-maximum
Valve clearance:
variations of 30 pi be-
Exhaust (hot)------------------------------
.025 in.
tween any two cylinders
Exhaust (cold) ----------------------------
.028 in.
on engine------------------
325 to 400 psi----------
250 psi
Inlet (hot) ----------------------------------
.015 in.
Injection pump timing,
Inlet (cold) ---------------------------------
.017 in.
drive------------------------
26 (degrees) BTC
(before top
center)
+1
h. Fuel Injection Pump Torque Data (Engine Model
Pump timing ------------------
16 BTC-----------------
-1
687C-18-ES).
Lift at pushrod ---------------
0.008 at 86 1/2
ATC (after top
Transfer pump rotor -------------------------
70-75 in.-lb
center)
Drive hub screw -----------------------------
400-500 in.-lb
Lift at exhaust valve- --------
0.012 at 86 1/2
Drive sprocket -------------------------------
95 in.-lb
ATC
End plate screws----------------------------
36-39 in.-lb
Oil pressure at 1,800 rpm --
52 to 80 psi-------------
40 psi
Oil pump capacity -----------
44 gpm (gallons
i. Repair and Replacement Standards . Table 1-1
per minute)
Oil pump speed--------------
2,743 rpm
lists
manufacturer's
sizes,
tolerances,
desired
Oil pump pressure relief
clearances, and maximum allowable wear and
valve setting---------------
65 psi
clearances for engine model D333TA. Table 1-2 lists
Fan speed--------------------
2,300 rpm
standards for engine model 687C-18-ES.
Water flow --------------------
90 to 120 gpm
(dependent on
Table 1-1. Engine Repair and Replacement Standards For Engine Model D333TA
Manufacturer's
Maximum
dimensions
Desired clearance
allowable
Component
and tolerance in inches
wear or
clearance
Minimum
Maximum
Minimum
Maximum
Accessory Drive:
Backlash between accessory drive and accessory drive idler gear---------
0.002
0.014
Backlash Between accessory drive:
Idler gear and camshaft gear ----------------------------------------------------
0.002
0.014
Idler gear end clearance --------------------------------------------------------
0.002
0.009
----------
------------
0.014
Idler gear bearing base ----------------------------------------------------------
1.000
1.003
Idler gear bearing clearance ----------------------------------------------------
0.001
0.005
----------
------------
0.007
Belt tension (slack at point midway between pulleys 25 lb)------------------
-------------
0.500
Camshaft:
Backlash between camshaft gear and crankshaft gear ----------------------
0.001
0.013
Bearing journal diameter ---------------------------------------------------------
2.3105
2.3115
Bearing clearance ----------------------------------------------------------------
0.0025
0.0055
----------
------------
0.007
End clearance---------------------------------------------------------------------
0.004
0.010
----------
------------
0.017
Connecting Rod:
Bearing clearance ----------------------------------------------------------------
0.0032
0.0061
----------
------------
0.009
Center to center distance --------------------------------------------------------
8.999
9.001
Piston pin bearing base ----------------------------------------------------------
1.7009
1.7015
Crank shaft:
Main journal diameter-------------------------------------------------------------
3.499
3. 500
----------
------------
0.005
Main bearing clearance ----------------------------------------------------------
0.0030
0.0059
----------
------------
0.008
End clearance---------------------------------------------------------------------
0.011
0.018
----------
------------
0.027
Connecting rod journal diameter ------------------------------------------------
2.999
3.000
----------
------------
0.004
Permissible out-of-round---------------------------------------------------------
--------------
------------
----------
------------
0.002
1-3
