Carrier 38YSA Required Liquid-LineTemperature F, Final Checks, Care And Maintenance

Step 14— Final Checks

IMPORTANT: Before leaving job, be sure to do the following:

1.Securely fasten all panels and covers.

2.Tighten service valve stem caps to 1/12-turn past finger tight.

3.Leave User’s Manual with owner. Explain system operation and periodic maintenance requirements outlined in manual.

4.Fill out Dealer Installation Checklist and place in customer file.

CARE AND MAINTENANCE

For continuing high performance and to minimize possible equip- ment failure, periodic maintenance must be performed on this equipment.

Frequency of maintenance may vary depending upon geographic areas, such as coastal applications.

Table 3— Required Liquid-Line Temperature (° F)

LIQUID		REQUIRED SUBCOOLING
PRESSURE AT			TEMPERATURE
SERVICE VALVE				(° F)
(PSIG)	5		10		15	20
134	71		66		61	56
141	74		69		64	59
148	77		72		67	62
156	80		75		70	65
163	83		78		73	68
171	86		81		76	71
179	89		84		79	74
187	92		87		82	77
196	95		90		85	80
205	98		93		88	83
214	101		96		91	86
223	104		99		94	89
233	107		102		97	92
243	110		105		100	95
253	113		108		103	98
264	116		111		106	101
274	119		114		109	104
285	122		117		112	107
297	125		120		115	110
309	128		123		118	113
321	131		126		121	116
331	134		129		124	119
346	137		132		127	122
359	140		135		130	125

Copyright 2002 CARRIER Corp. • 7310 W. Morris St. • Indianapolis, IN 46231 38ysa4si

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Book		1	4	PC 101	Catalog No. 533-80022	Printed in U.S.A.	Form 38YSA-4SI	Pg 12	02-02	Replaces: 38YSA3SI
	Tab	5a	5a