L1 l l3 n n n – Xylem EPR IM Electric heater-circulator unit EPR (obsolete) User Manual
Page 2
Instruction manual Laing Electric heater circulator unit
www.lainginc.com
K
R
H
R
N
R
Z
A Terminal strip for Mains
connection
E Ground terminal
F Fuse for pump
H Main switch
I Jumper wires for remote
control input and pump
module input
J Jumper 1 to 8
K Constant temperature
control
L LEDs
M Mounting screws for prin-
ted circuit board (behind
terminal bracket)
N Cable entry for Mains
connection
R Cable entry for control
and circulator
S Safety temperature limiter
U Fuse for control
V Terminals
Z Reset knob for safety
temperature limiter
Jumperposition
closed
open
Terminal usage
1,
Remote control for heating
elements and 3
3,4
Input from pump module
5,6
Remote control input
7,8
Remote control input
10,11 Potential free output for remo-
te trouble indicator
13,14 Power supply for daughter
board EPRBW
15,16 Power supply for circulator
17,18 used only for FP 5000 ER
models
See next to last page for jumper positions and error indicators.
S
J
L
V
I
H
M A M T
E U F
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