Correspondence 07/2912004 20:27 3605460512 JBERTELSON PAGE 01
Oenniu,"
HV,AC, Inc.
CCB #154708
312 NE 135 Street, Vanc. WA 98685 7 I d1/4_,C
Office #971- 235 -3699 / Fax #360 - 546 -0512
TO: City of Tigard RE: Hampton Street Building
ATTN: Dan Nelson
FAX: 503 - 624 -3681 DATE: 7 -29-04
Dan,
This letter is to verify that during the installation of the 1 1 /2 ton split system AC unit that
serves the elevator equipment room the refrigerant piping was pressure tested with Nitrogen
at a pressure of 300 lbs, system held for 24 hours and did not drop in pressure. The pressure
test was completed on July tat, 2004..
Any questions please do not hesitate to call me a @ 971- 235 -3699
Best Regards,
V Jerry Bertelson