Cornelius NITROPRO MINI Service And Preventative Maintenance Manual page 23

4.0 PREVENTATIVE MAINTENANCE (Cont.)
Pump Hose Installation
1) Inside the cabinet, disconnect the water and air
lines at the back of the chamber.
2) Pull each tap to relieve line pressure.
3) Shut off power to the Nitropro unit.
4) In the cabinet, unplug the wiring connector
from the mixing-dispensing assembly and
remove the assembly. Place it on the counter-
top (Fig. 4-6).
5) Disconnect the two hoses from the pump, note
or mark their locations for reassembly.
Figure 4-6 - Mixing-Dispensing Assembly Removed
6) Remove the four screws securing the pump
bracket to the assembly baseplate (access from
underneath).
7) Open the pump cover by removing the three
thumbscrews.
8) Lift out the pump rotor and bearing. Slide out
the two pump-hose nipples from the pump
housing.
9) Clean the pump-hose chamber as required.
10) Install the new pump hose. When installing it,
orient the rotor as shown in the upper photos
of Fig. 4-5 so that only one point on the hose
must be compressed.
11) Reinstall the pump cover.
12) Install the pump on the baseplate and recon-
nect the hoses.
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13) Reinstall the mixing-dispensing assembly into
the cabinet, making sure to reconnect the
plumbing and electrical connectors.
14) Confirm pump operation by dispensing both
product types until air is purged from the
lines.
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Nitropro Mini Service Manual
Publication Number: 548000106SER