Barnes 4SCC Series, Инструкция по установке и эксплуатации

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11
MOISTURE AND TEMPERATURE SENSORS
Control Cable Lead Number
Red P1 (Temperature Sensor)
Blue P2 (Temperature Sensor)
Black W1 (Moisture Sensor)
Green/White Ground
F-4) Shaft Seal Service:
CAUTION ! - Handle seal parts with extreme care.
DO NOT scratch or mar lapped surfaces.
F-4.1) Disassembly and Inspection:
Lower Seal- Drain oil from motor as outlined in paragraph
F-1.3. To expose lower shaft seal (10) for examination,
disconnect power, remove cap screws (45) and washers (47)
from volute (40), vertically lift motor assembly from volute
(40). Remove impeller per Section F-2.1.
Remove retaining ring (10D), spring (10C) and rotating
member (10B) from shaft, See Figure 6. Examine all seal
parts and especially contact faces. Inspect seal for signs of
wear such as uneven wear pattern on stationary members,
chips and scratches on either seal face.
DO NOT interchange
seal components, replace the entire shaft seal (10). If
replacing seal, remove stationary (10A) from intermediate (2)
by prying out with fl at screw driver.
Upper Seal- Remove lower seal as outlined above. Remove
screws (17) and washers (18) and remove intermediate (2)
from motor housing (1) being careful not to damage o-ring
(21) or sensor probe (36). Remove snap ring (25) from
shaft, retaining ring (9D), spring (9C) and rotating member
(9B) from shaft, See Figure 6. Examine all seal parts and
especially contact faces. Inspect seal for signs of wear such
as uneven wear pattern on stationary members, chips and
scratches on either seal face.
DO NOT interchange seal
components, replace the entire shaft seal (9). If replacing
seal, remove stationary (9A) from bearing bracket (3) by
prying out with fl at screw driver.
F-4.2) Reassembly:
Lower Seal- Clean and oil seal cavity in intermediate (2).
Lightly oil
(DO NOT use grease) outer surface of stationary
member (10A), press stationary member (10A) fi rmly into
intermediate (2), using a seal pusher, nothing but the seal
pusher is to come in contact with seal face (see Figures 7 &
8).
IMPORTANT ! - DO NOT hammer on the seal pusher- it
will damage the seal face.
FIGURE 5 Continued
FIGURE 6
NOTE:
UPPER STATIONARY AS SHOWN FOR
100FR MTRS ONLY, 132FR & 180FR
MTRS HAVE DESIGN SIMILAR TO
STATIONARY ON LOWER SEAL.