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Page Title: Figure 5–4. Sight glass, removal and installation.
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Figure  5-3.  Electric  heater,  removal  and  installation.		Up
TM-5-4120-308-15 Air Conditioner: Compact Vertical 208V 3 Phase 60 000 BTUH Cooling Manual		Next
Figure   5–5.   Regulating of   operation,   stop   the   unit   and   check   the   electrical connection   and   solenoid   valve   coil   (para   5–14). c. Removal. (1)   Discharge   the   refrigerant   system   p a ra 6-3). (2)   Refer   to   figure   5-6  and   remove   the   pres- sure equalizer solenoid valve. d.   Installation. (1)  Install   the   solenoid   valve   in   reverse order of removal. (2)   Pressure   test,   evacuate,   and   recharge the  refrigerant  system  (para  6-5). 5-16. Compressor Bypass and Pressure Equalizer Solenoid Valve Repair a.    Disassernbly. (1)  Refer  to  figure  5-7  and  disassemble  the compressor  bypass  or  the  pressure  equalizer  sole- noid valve. valve,   removal   and   installation.

Figure  5–4.  Sight  glass,  removal  and  installation. b. Testing. (1)  Refer  to  figure  3-4  and  remove  the  top access  cover. (2)   Refer   to   figure   5-11   and   remove   the four   screws   attaching   the   high-and   low-pressure cutout  switch  enclosure  to  the  casing.  Swing  en- closure  upward  to  allow  access  to  solenoid  valve. Caution:  When  swinging  enclosure  up  be especially  careful  not  to  kink  or  pinch   the   high. and   low-pressure   cutout   switch   capillary   tubes extending  from  the  enclosure. (3)   Start   the   air   conditioner   (para   2-8).   In the  bypass  mode  of  operation  of  tubing  from  the discharge  side  of  valve  (as  indicated  by  arrow  on valve  body  )  should  become  warm  immediately.  If not,  stop  the  unit  and  check  the  electrical  connec- tion   and   solenoid   valve   coil   (para   5-14).   If   the valve  fails  to  click  upon  start  of  the  bypass  mode 5-8

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