Instruction/ maintenance manual of the product T-326 Carrier
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R OPERA T OR’S MANUAL for SPLIT SYSTEM Bus Air Conditioning Units T - - 326 Rev - - T ransport Air Conditioning TRANSPORT AIR CONDI TIONIN G.
OPERA T OR’S MANUAL BUS AIR CONDITIONING UNITS GEN I V & GE N V.
i CONTENT S Pag e Intr oduction 1 ............................ Safety 3 .................................. Unit/System Information 4 ................. 1.1 WHA T IS A IR CO NDI TI ONI NG 4 ............. 1.2 SPL IT SYSTEM 4 .......................... 1.
1 I NTRO DUCTI O N S PLIT S YSTEM O PER A T OR ’S M ANUAL This guide has been prepared f or t he oper ator of Car rier Transport Air Conditioning syst ems.
3 T - - 326 S AFET Y Y our Carri er Transport Air Conditi oning syst em has been designed with t he saf ety of the operat or in m ind. Dur ing normal oper ation, all moving par ts are f ully enclosed t o help prev ent injur y .
4 T - - 326 U NIT / S YSTEM I NFOR MA TION 1.1 W HA T I S AI R CO NDI TI O NING Air C onditioning is t he cooling, heat ing, dehumidif icat ion, and filt rat ion of t he air wit hin the pas senger com part ment of a vehic le.
5 T - - 326 Air In Air Out Air In Air Out 10 1 2 3 4 5 6 7 8 9 1. Co mpressor 2. Elec tr o - - Magnet ic Clut ch 3. Disc harge Line 4. Condenser 5. F ilter Dr yer/ Sight Glass Assembl y 6. Liquid Line 7. Evapor ator 8. Bloc k V alv e (T XV) 9. Fr eezest at - - (Coil fr eeze - - up t herm ost at) 10.
6 T - - 326 Pressu re Swi tch - - T he systems use hi gh and low pre ssure swit ches wir ed in s eries to cont rol the power circ uit of t he compr essor c lutc h relay . If either pressur e swit ch opens, inter rupting t he cir cuit t o the c lutc h relay , t he operat ion of t he compr essor w ill stop.
7 T - - 326 Figure 1- 3 R oof Mounted Conde nse rs EM- - 9 Locati on Figure 1- 4 R ea r/Side M ounted Gen IV Eva pora tor s NOT E The EM - - 9 evapor ator data t ag is located on the side of the evaporat or assem bly , not between t he blower as semblies .
8 T - - 326 1.6 SYSTEM REQUIREMENTS LABEL The system requirem ent s label (See F igure 1 -6) is convenient ly located w ithin t he vehicle’s engine com part ment.
9 T - - 326 U NIT O PERA TIO N 2.1 O PERA T ING INS TRUCT IO NS Before at tempting t o operate t he syst em, power must be available fr om the v ehicle bat ter y . If t he engine is not running, s tar t the engine. Most syst ems will not operate unless a signal is received to t he cont roller f rom the vehic le ignition.
10 T - - 326 Ther e will be some applic ations wher e the s witc h mount ing plate, ther most at and f an speed switc h are mounted in the driv ers area without the cont rol panel hous ing. On ot her applicat ions t he vehic le manuf act urer ( OE M) will s upply different t ype cont rols f or t he ai r condit ioning syst em.
11 T - - 326 Move t he ON/ O FF s witc h to t he ON pos ition. A green light will illuminat e indicat ing that the cont roller has power . At t he same t ime the evapor ator f ans will oper ate in either Low , M edium or High speed, depending on t he F an Speed swit ch loc ation.
12 T - - 326 Fus e 3A m p In - - Line Fuse & Holder Fus e Cover Figure 2- 3 In - - Line Fuse & H older ( 3 Am p) 2.3. 4 In - - li n e Fu se The cont roller is prot ect ed by a 3 Amp A TO type in - - line fuse (F igure 2-3) . T o replace the f use do t he following: a.
13 T - - 326 S YSTEM M AINT ENANCE 3.1 M AINTENANCE S CHEDULE SYSTEM O P E R A T I O N ON OFF O P E R A T I O N a. D aily Mainte nanc e X X X Pre - - tr ip inspect ion - - aft er st art ing. (Refer t o para- graph 2. 4) Check t ension and condit ion of drive belt s.
14 T - - 326 SYSTEM O P E R A T I O N ( C o n t i n u e d ) ON OFF O P E R A T I O N ( C on t i nue d ) e. Semi - - Annual Ins pec tion a nd Maint ena nce X X X X X X X Che ck system pressure s. Check ref rigerant in sight glass . Check elem ent in t he the s ight glas s.
Index 1 I NDEX C Clutch - - Elec tr o - - Magnet ic, 4 Comp ressor , 4 Condenser , 4 Contr ol Panel - - F lorida, 10 Contr ol Panel - - S tandar d, 9 E Evapor ator, 5 F Filt er/ Dryer, 5 Fus e, In - -.
Index 2 I NDEX ( C ONTI NUED) U Un it In form ati on , 4 Unit Oper ation, 9 V V alve - - E xpansion/ Bloc k, 5 W W arrant y/ Ser vice, 14 What I s Air Conditioning, 4.
© 2005 Carrier Corporatio n D Print ed in U. S. A. 0605 A mem ber of t he Unit ed T ec hnologies Corporatio n fam ily. St ock sy mbol UT X Carrier Transport A ir Condit ioni ng 50 Grumbac her Road Y ork PA 17402 U.
An important point after buying a device Carrier T-326 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Carrier T-326 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Carrier T-326 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carrier T-326 you will learn all the available features of the product, as well as information on its operation. The information that you get Carrier T-326 will certainly help you make a decision on the purchase.
If you already are a holder of Carrier T-326, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Carrier T-326.
However, one of the most important roles played by the user manual is to help in solving problems with Carrier T-326. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carrier T-326 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center