Expansion Valve Strainer (Early Config); Strainer Removal; Strainer Installation; Evaporator Inlet Shroud (Early Config) - MD Helicopters MD Explorer Servicing And Maintenance

(3). Connect sense tube (33).
(4). Install washer (28), screw (29), and nut
(38).
(a). Torque nut (38) 18 to 22 in-lb (2.03
to 2.49 Nm).
(5). Torque the captive nut of sense tube
(33) 60 to 80 in-lb (6.78 to 9.04 Nm).
(6). Torque the captive nut of evaporator
inlet port (27) 150 to 250 in-lb (16.95
to 28.25 Nm).
(7). Install evaporator (15) (ref. Procedure
6.B.).
8. Expansion Valve Strainer (EARLY
CONFIG)
A. Strainer Removal
(Ref. Figure 404)
(1). Disconnect tube (6) from adapter (5).
(2). Remove adapter (5).
(3). Remove strainer (31) and washer (30).
B. Strainer Installation
(Ref. Figure 404)
(1). Install washer (30) and strainer (31).
(2). Install adapter (5).
(a). Torque adapter (5) 230 to 260 in-lb
(25.99 to 29.38 Nm).
(3). Connect tube (6).
(a). Torque the captive nut of tube (6) 230
to 260 in-lb (25.99 to 29.38 Nm).

9. Evaporator Inlet Shroud (EARLY CONFIG)

A. Inlet Shroud Removal
(Ref. Figure 404)
(1). Remove evaporator (15) (ref. Procedure
6.A.).
(2). Remove band clamp (25).
(3). Disconnect duct (21) from inlet shroud
(26).
(4). Remove inlet shroud (26).
MD Helicopters, Inc.
Rotorcraft Maintenance Manual
B. Inlet Shroud Installation
(Ref. Figure 404)
(1). Put inlet shroud (26) in position.
(2). Connect duct (21) to inlet shroud (26).
(3). Install band clamp (25).
(4). Install evaporator (15) (ref. Procedure

10. Thermostatic Switch (EARLY CONFIG.)

A. Thermostatic Switch Removal
(Ref. Figure 404)
(1). Remove outlet shroud (1) (ref. Proce­
(2). Remove nuts (41), screws (39), and
(3). Carefully straighten the temperature
(4). Remove thermostatic switch (22).
B. Thermostatic Switch Installation
(Ref. Figure 404)
(1). Install thermostatic switch (22) with
(2). Carefully bend the temperature probe
(3). Install outlet shroud (1) (ref. Procedure
11. Evaporator Aft Mounting Bracket (EARLY
CONFIG)
A. Bracket Removal
(Ref. Figure 404)
(1). Remove inlet shroud (26) (ref. Proce­
(2). Remove screws (8), washers (9), and
21-50-00
6.B.).
dure 5.A.).
washers (40).
probe as you pull it through grommet
(42).
screws (39), washers (40), and nuts
(41).
(a). Torque nuts (41) 20 to 25 in-lb (2.26
to 2.82 Nm).
as shown (ref. Figure 404, Detail C).
5.B.).
dure 9.A.).
bracket (10).
CSP−900RMM−2
Page 411
Revision 34