installation, operating and service instructions eva series boiler

Table of Contents
I. Pre-Installation........................................6
IV.
System Start-up.....................................36
II.
Unpacking the Boiler..............................7
V. Operation and User Maintenance.........39
III.
Installation..............................................8
VI.
Service..................................................41
A. Venting..............................................8
B. Combustion Air...............................13
C. Water Piping and Trim....................15
D. Gas Piping.......................................18
E. Electrical..........................................21
F. Modular Systems.............................25
G. Condensate Drains...........................35
VII. Repair Parts ..........................................47
VII. Appendix ..............................................76
A. Temperature Controller Operation for
Modulating Boilers
NOTICE
Modular systems (two or more EVA Series boilers) may be installed with zero (0) side
clearances between the boilers
Minimum Clearance to Combustible Materials
Left Side Right Side Front Rear Top Flue Connector
6" 6" 24" 6" 6" 18"
*Recommended Clearance for Service*
Left Side or Right Side Front Rear Top
250 24" 24" 24" 14"
500 24" 24" 24" 16"
750 24" 24" 24" 16"
1000 24" 24" 24" 16"
1500 24" 24" 24" 19"
2000 24" 24" 24" 31"
2000S 24" 36" 36" 13"
2500 24" 36" 36" 20"
3000 24" 36" 36" 26.5"
* When 3 or more units are mounted side-by-side, front service clearance increases by 12"
and the rear service clearance increases by 24".
NOTE: Verify clearance with local codes.