Taylor TX180S, Руководство по обслуживанию

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20A-3 20A-3 TX / TXH / TXB 180S - 400L (Rev. 4/23/07) TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
2. 2. Che Che ck th ck th e con e con den den ser f ser f or deb or deb ris a ris a nd cl nd cl ean if ean if
required. required.
3. 3. Che Che ck all el ck all el ect ect ric ric al con al con nec nec tio tio ns and ens ns and ens ure ure
that the circuit breakers are set. that the circuit breakers are set.
4. 4. Che Che cki cki ng the co ng the co mpr mpr ess ess or clu or clu tch wi tch wi ll req ll req uir uir e e
starting the starting the engine. engine. When 12 When 12 VDC is VDC is sent sent
from the thermostat through the binary switch from the thermostat through the binary switch
to the compressor, the compressor’s clutch will to the compressor, the compressor’s clutch will
pop towards the compressor pulley (this will be pop towards the compressor pulley (this will be
heard). heard). The clutch The clutch will then will then begin to rot begin to rot ate ate
with the pulley (this will be seen). with the pulley (this will be seen).
5. 5. Ensure Ensure that that the the evapor evapor ator ator coil, coil, locat locat ed in ed in side side
the air conditioner / heater unit (and ceiling- the air conditioner / heater unit (and ceiling-
mounted air conditioner unit), is not iced up. mounted air conditioner unit), is not iced up.
The thermostat’s capillary should be posi- The thermostat’s capillary should be posi-
tioned in the center of the evaporator coil fins. tioned in the center of the evaporator coil fins.
If the thermostat is functioning properly when If the thermostat is functioning properly when
the fins ice up, the thermostat will remove the the fins ice up, the thermostat will remove the
12 VDC to the com 12 VDC to the com pressor pressor . . This will This will allow the allow the
compressor pulley to free-spin and no refriger- compressor pulley to free-spin and no refriger-
ant will be circulated to the evaporator coil. ant will be circulated to the evaporator coil.
The ambient temperature will then defrost the The ambient temperature will then defrost the
evaporator coil fins. evaporator coil fins.
6. 6. The 1 The 1 2 VDC s 2 VDC s ign ign al fr al fr om th om th e the e the rmo rmo sta sta t mus t mus t t
pass through a binary switch, which monitors pass through a binary switch, which monitors
low pressure and high pressure in order to low pressure and high pressure in order to
Air Conditioner / Air Conditioner / Heater Unit Troubleshooting Heater Unit Troubleshooting (Illustration 20A-2) (Illustration 20A-2)
P P r r o o b b l l e e m m C C a a u u s s e e C C o o r r r r e e c c t t i i o o n n
1. 1. Ai Ai r c r c on on di di ti ti on on in in g g
unit does not unit does not
power up power up
1. 1. Cir Cir cui cui t br t br eak eak er( er( s) ( s) ( CB2 CB2 1, C 1, C B22 B22 or or
CB23) is tripped or defective. CB23) is tripped or defective.
2. 2. Har Har nes nes s co s co nne nne cto cto r is d r is d isc isc onn onn ect ect ed ed
or loose. or loose.
3. 3. Loo Loo se p se p in i in i n ha n ha rne rne ss c ss c onn onn ect ect or or . .
4. 4. Br Br ok ok en o en o r sh r sh or or te te d wi d wi re re s. s.
1. 1. Res Res et or r et or r epl epl ace c ace c irc irc uit b uit b rea rea ker ker (s) (s) . .
Refer to Refer to Circuit Breakers Circuit Breakers of the of the
Component Troubleshooting Component Troubleshooting in in
Section 6 Section 6 . .
2. 2. Con Con nec nec t t or or tig tig hte hte n h n h arn arn ess ess
connector. connector.
3. 3. Is Is ol ol at at e a e a nd nd re re pa pa ir ir . .
4. 4. T T rou rou ble ble sho sho ot, is ot, is ola ola te and re te and re pai pai r r . .
2. 2. Fa Fa n b n b lo lo ws ws li li mi mi te te d d
or no cold air or no cold air
1. 1. Hea Hea ter s ter s hut hut -of -of f v f v alv alv e is e is ope ope n. n.
2. 2. Com Com pre pre sso sso r cl r cl utc utc h is h is sli sli ppi ppi ng o ng o r r
defective. defective.
3. 3. Lo Lo w F w F re re on on ch ch ar ar ge ge . .
4. 4. Th Th er er mo mo st st at is d at is d ef ef ec ec ti ti ve ve . .
1. 1. Clo Clo se se hea hea ter ter shu shu t-o t-o ff ff val val ve. ve.
2. 2. T T igh igh ten d ten d riv riv e bel e bel t or re t or re pla pla ce cl ce cl utc utc h. h.
3. 3. Hav Hav e cer e cer tif tif ied t ied t ech ech nic nic ian r ian r ech ech arg arg e e
air conditioning system. air conditioning system.
4. 4. Re Re pl pl ac ac e e th th er er mo mo st st at at . .
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