4
TABLE OF CONTENTS
I.
Product Description, Specifications and Dimensional Data......................
5
II.
Unpacking Boiler........................................................................................ 10
III. Pre-Installation and Boiler Mounting.......................................................... 11
IV. Venting...................................................................................................... 15
A. General Guidelines............................................................................... 15
B. CPVC/PVC Venting.............................................................................. 20
C. Polypropylene Venting......................................................................... 26
D. Stainless Steel Venting........................................................................ 29
E. Removing the Existing Boiler...............................................................
32
F. Multiple Boiler Installation Venting....................................................... 32
V.
Condensate Disposal................................................................................. 35
VI. Water Piping and Trim............................................................................... 37
VII. Gas Piping ............................................................................................... 51
VIII. Electrical ................................................................................................... 55
IX. System Start-Up ....................................................................................... 67
X. Operation...................................................................................................... 75
A. Overview.............................................................................................. 75
B. Supply Water Temperature Regulation................................................
76
C. Boiler Protection Features.................................................................... 77
D. Multiple Boiler Control Sequencer........................................................ 78
E. Boiler Sequence of Operation.............................................................. 79
1. Normal Operation........................................................................... 79
2. Using the Display............................................................................
80
F. Viewing Boiler Status.......................................................................... 81
1. Status Screens............................................................................... 81
2. Detail Screens................................................................................ 82
3. Multiple Boiler Sequencer Screens................................................ 83
G. Changing Adjustable Parameters........................................................
84
1. Entering Adjust Mode.................................................................... 84
2. Adjusting Parameters.................................................................... 84
XI. Service and Maintenance ........................................................................ 95
XII.
Troubleshooting........................................................................................
101
XIII.
Repair Parts .............................................................................................
106
Appendix A - Figures................................................................................
118
Appendix B - Tables..................................................................................
120
Warranty...........................................................................................Back Page
Содержание APEX
Страница 6: ...6 I Product Description Specifications and Dimensional Data continued Figure 1A Apex Model APX425 ...
Страница 7: ...7 Figure 1B Apex Model APX525 I Product Description Specifications and Dimensional Data continued ...
Страница 9: ...9 I Product Description Specifications and Dimensional Data continued Figure 1D Apex Model APX825 ...
Страница 57: ...57 VIII Electrical continued Figure 26 Ladder Diagram ...
Страница 58: ...58 VIII Electrical continued ...
Страница 59: ...59 Figure 27 Wiring Connections Diagram VIII Electrical continued ...
Страница 68: ...68 IX System Start up continued Apex Series Operating Instructions Figure 34 Operating Instructions ...
Страница 105: ...105 ...
Страница 109: ...109 XIII Repair Parts continued APX625 APX725 and APX825 APX825 shown ...
Страница 112: ...112 XIII Repair Parts continued APX425 and APX525 ...
Страница 114: ...114 XIII Repair Parts continued APX625 APX725 and APX825 ...
Страница 122: ...122 ...
Страница 123: ...123 ...