P-K MACH
®
Gas Fired Boiler
Technical Service 1.877.728.5351
Revised: January 3, 2020
Released: January 3, 2020
Patterson-Kelley 2020
All Rights Reserved.
1004905981 P-K MACH C1500H-C4000 Installation and
Owners Manual (Rev F Jan-2020).docx
Page 100
7.3.3 Heat Exchanger Assembly (C-1500H & C-2000H)
Mark
Description
Mark
Description
1
Outlet Coupling (2-
1/2” Victaulic)
9
10” Flue Adapter
2
Relief Valve Port
10
Condensate Trap
3
Supply Manifold/Header
11
Condensate Pan Access Cover
4
Aluminum Castings
12
Condensate Pan
5
Fireside Inspection Covers
13
Return Temperature Sensor
6
Return Manifold/Header
14
Burner Studs
7
Inlet Coupling (2-
1/2” Victaulic)
15
Ignition Electrode
8
Manual Drain Valve
16
Supply Temperature Sensor