User Guide

26
VII: SYSTEM START-UP (continued)
Figure 20: Riello Pump Connections and Port Identication
WARNING: DO NOT operate a single line
system with the by-pass plug installed.
Operating a single line system with the by-pass
plug installed will result in damage to the pump
shaft seal.
Note: Pump pressure was factory pre-set but must
be checked at time of burner start-up. A
pressure gauge is attached to the PRESSURE/
BLEEDER PORT (7) for pressure readings.
Two PIPE CONNECTORS (4) are supplied
with the burner for connection to either a single
or two-line system. Also supplied are two
Figure 18: Riello Electrode Setting
Figure 19: Riello Turbulator Setting
ADAPTORS (3), two female ¼” NPT to adapt
oil lines to burner pipe connectors. All pump
port threads are British Parallel Thread design.
Direct connection of NPT threads to the pump
will damage the pump body.
Riello manometers and vacuum gauges DO
NOT require any adapters, and can be safely
connected to the pump ports. An NPT x metric
adapter must be used when connecting other
gauge models.
h. Replace Burner Cover and Tighten Burner
Cover Screws.