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GV30N TROUBLESHOOTING MANUAL
RESPONDING TO ALARMS
PAGE 4.1.46
VERSION 0.1 2014-11-01
Module Cooling Fan Replacement
.
1.
Remove the RF power module’s right-hand side cover by removing 11 M3 countersunk screws.
Retain hardware for re-installation.
2.
Disconnect the suspect cooling fan’s mating plug (B1P1 through B6P1). Cut the tyrap that secures
the fan wiring to the splitter PWB.
3.
Remove and retain the cooling fan’s two M3 captive screws that secure the fan to the module.
4.
Obtain a replacement fan (Nautel Part # ZAP50) from the site spares kit or station spares kit or
from a suitable equivalent (vendor part # is Minebea Motor Mfg. Corp. 3115RL-07W-B79-E51).
5.
Install the replacement fan using retained screws. Torque hardware to 1.0 inch-pounds only to
avoid cracking the fan’s body.
Twist the fan’s mating plug three times (reduces RFI) and reconnect
it to the splitter PWB.
Secure the wiring using a tyrap (Nautel Part # HT66) from the ancillary kit.
6.
Re-install the right-hand side cover using retained hardware.
7.
Return the RF power module to the transmitter (see
“Installing an RF Power Module” on
).
Figure 4.1.13: Replacing a Power Module Cooling Fan
COOLING FANS
B1 - B6
(B1 removed)
B1
B2
B3
B4
B5
B6
RIGHT-HAND
SIDE COVER
Содержание GV30N
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Страница 8: ...GV30N TROUBLESHOOTING MANUAL PAGE 4 VIII VERSION 0 1 2014 11 01...
Страница 92: ...GV30N TROUBLESHOOTING MANUAL PARTS LISTS PAGE 4 2 10 VERSION 0 1 2014 11 01...
Страница 318: ...VERSION 0 1 2014 11 01 SD 32 Figure SD 32 NAE107A or NAE107A 01 Exciter...
Страница 327: ...VERSION 0 1 2014 11 01 SD 41 Figure SD 41 NAFP109B Output Power Probe and Sample PWBs...
Страница 333: ...VERSION 0 1 2014 11 01 SD 47 Figure SD 47 UPS Interface Assembly Optional Nautel Part 219 5179 UPS Interface Upgrade Kit...
Страница 337: ...GV30N TROUBLESHOOTING MANUAL MECHANICAL DRAWINGS PAGE 4 5 4 VERSION 0 1 2014 11 01...
Страница 351: ...VERSION 0 1 2014 11 01 MD 14 Figure MD 14 NAPA31C Power Amplifier PWB Q1...
Страница 354: ...VERSION 0 1 2014 11 01 MD 17 Figure MD 17 NAI23A RF Drive Splitter Changeover Assembly FRONT BACK...
Страница 356: ...VERSION 0 1 2014 11 01 MD 19 Figure MD 19 NAL16 2 Input Reject Load Assembly TOP VIEW END VIEW 2 INPUT REJECT PWB A1...
Страница 363: ...GV30N TROUBLESHOOTING MANUAL LIST OF TERMS PAGE 4 6 2 VERSION 0 1 2014 11 01...
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