Rinnai REI-E380NP-B-WH Guide

Electric Instant Water Heater
innai (Malaysia) Sdn Bhd
D2-3, Block D2,
Pusat Per
dagangan Dana 1,
Jalan PJU 1 A/46, PJU 1 A,
Ara Daman sara,
47301 Pe
taling Jaya,
Selangor Darul Ehsan, Malaysia.
Toll Free. 1800 88 8180
Fax.
Email. customercare@rinnai .com.my
Web. www.rinnai.com.my
03 7832 0036
Instructions for use, installation, and connection
MODELS:
REI-E380NP-B-WH
REI-E380DP-B-WH
REI-E380NP-C-BG
REI-E380DP-C-BG
REI-E380NP-C-BL
REI-E380DP-C-BL
REI-E380NP-C-TQ
REI-E380DP-C-TQ

PART CONTENTS CHECKLIST
1 2
MODEL:
1 x Stop Valve
1 x Mesh Filter
1 x Handshower Head
1 x Rinnai Heater Unit
6 x Wall plug & Screw sets
1 x Sliding Rail
1 x Shower Holder
2 x Rail Supports /
Wall Brackets
1 x PVC hose 1.5m
3 x Washers
Shower rail accessories
PART CONTENTS CHECKLIST
MODEL:
1 x Stop Valve
1 x Mesh Filter
1 x Handshower Head
1 x PVC hose 1.5m
3 x Washers
1 x Shower Bracket
1 x Rinnai Heater Unit
6 x Wall plug & Screw sets
Shower bracket accessories

PARTS DESCRIPTION
34
HANDSHOWER
ACCESSORIES
1
2
3
4
5
13 13
14 14
15 15
16
19
18
16
19
18
17 17
20
21
22
20
21
22
25
24
6
23
6
23
7
8
9
10
11
6
23
NO PUMP MODEL DC PUMP MODEL
Please read the enclosed instructions
completely before connecting,
operating and installing this product.
CAUTION
Heater Tank
PCB Board (Test&Reset)
Terminal Block
PCB Board
Water Outlet Connection
TRIAC
Water Inlet Connection
Reed Switch Assy
Mesh Filter
DC Pump
Pump Knob
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
Front Cover
LED Indicators
ELCB Test & Reset Button
Pump Control Knob
Temperature Control Knob
Stop Valve
Rail Support/ Wall Bracket
Handshower
Adjustable Shower Holder
Sliding Rail
PVC Hose 1.5m
Shower Bracket
Heater Base
Thermostat
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
8
12
11
1.1 Products manufactured by us are safe provided they are installed, used and
maintained in good working order in accordance with our instructions and
recommendations. Always refer to this manual if you have any doubt.
1.2 The appliance must be earthed. Improper grounding could cause electric shock.
1.3 If any of the following conditions occur, immediately switch o the mains and
contact the sales agent for repair. Never attempt to repair the unit yourself.
1.3.1 If the heater begins to make an odd noise, smell or smoke.
1.3.2 ELCB and heater lamp does not light up.
1.3.3 Water temperature can not be controlled.
1.3.4 If the heater shows signs of a distinct change in performance.
1.3.5 If found water leakage from inside.
1.4 For pump model, it is highly recommended to connect the water inlet connection to
tank storage supply otherwise it may cause damage to the pump motor.
1.5 The appliance is not intended for use by person (including children) with reduced
physical, sensory or mental capabilities, or lack of experience and knowledge, unless
they have been given supervision responsible for their safety.
Children should be supervised to ensure that they do not play with the appliance.
1.6 In time of lightning/thunder, switch “o” the electric supply to the shower unit
in advance to protect the shower unit against possible damage.
1.7 Metallic/chrome hose and conductive control valve shall not be used. (Malaysia
only)
Note: When removing the unit from package, small amount of water may be found inside.
This is normal as the unit is tested during manufacturing process.
2.1 Installation must be carried out by a qualified personnel and in compliance to
the local authority regulations.
2.2 This heater must be permanently connected to the direct main current supply.
The use of a plug and socket is not recommended.
2.3 For the correct size of wire conductor corresponding to dierent electrical
loading, please refer to Table 1.
2.4 This heater operates at a minimum water flow rate of 2.0ltr/min and maximum
working pressure of 6 bars. For direct connection to the water tank, the heater
must have a minimum distance of 1.0m below the water tank.
2.5 This heater will not function if there is insucient water flow (min 2.0ltr/min) to
trigger the flow switch.
2.6 The built-in ELCB will automatically cut o the power supply in case there is a
current leakage of at least 15mA.
2.7 The thermostat will automatically cut o the power supply if it has sensed an
abnormal rise in water outlet temperature.
IMPORTANT SAFETY INFORMATION
WARNING !
CAUTION !
CAUTION !
User is advised to test and adjust the water temperature before showering.

1. Select a suitable position in the bathroom. (Fig. 1)
2. Pull out the Temperature Control Knob and then remove the screw (A) at the bottom
of the unit.
3. Remove the Front Cover from the bottom and then lift up the front cover.
4. Mark 3 Screw points of the Heater Base on the wall. The Heater position should be
1.5m above the bathroom floor.
5. Use 6mm diameter drill and make the wall plug holes in depth of 34mm.
6. Insert the wall plugs and mount the Heater firmly in position with the screws provided.
Washer Washer
262mm
165mm
HEATER UNIT INSTALLATION
HEATER UNIT INSTALLATION DIAGRAM
Screw A
5 6
Fig. 1
ACCESSORIES INSTALLATION
123
330mm
1. Mark 2 screw points of the Shower Holder beside the Instant Hot Shower. It is
recommended that the top of the portion is in level with the top of Heater Unit.
2. Use 6mm diameter drill and make the wall plug holes in depth of 34mm.
3. Remove the cap from the Upper Rail Support, screw the bracket to position.
Replace the cap.
4. Insert the Shower Holder and Lower Rail Support into the Slider Rail. Put it into the
Upper Rail Support.
5. Remove the cap from the Lower Rail Support, screw the bracket to position.
Replace the cap.
1. Make the 2 screws points of the bracket holder beside the heater. It is recommended the
top of the portion is in level with the top of the water heater. (Fig. 2)
2. Use 6mm diameter drill and make the wall plug holes (5 holes) to 34mm depth.
3. Insert the wall plugs and mount the heater firmly in position with the 3 screws provided.
Fig. 2

WARNING !
2
NOTE:
Refer to TABLE 1 for electrical
loading and correct size of
wire conductor
FUSE
Fig. 3
CAUTION !
IMPORTANT :
WARNING !
ELECTRICAL INSTALLATION
ON/OFF
Fuse Distributor Board
Miniature Circuit Breaker (MCB)
Double PVC cable over 2.5mm²
ON/OFF Double Pole Switch
Cable
BROWN — LIVE (L)
or RED
BLUE or BLACK — NEUTRAL (N)
GREEN — EARTH ( )
or GREEN/YELLOW
PLUMBING PROCEDURE
This Electric Instant Water H eater is a single point system and the “ Water Outlet ” can only
be fitted to the PVC Hose and Handshower set provided. NO CONTROL VALVE OR FITTING
CAN BE FITTED TO THE WATER OUTLET.
1. Connect the Stop Valve to the Water Inlet with washer. Use correct tools to tighten the
connection and be careful not to overtighten and damage the plastic nut.
2. Connect the incoming water piping to the Stop Valve (1/2 “BSP”).
Make sure to put the Mesh Filter between Stop Valve and incoming water piping.
3. If in any case, the Stop Valve is not used or omitted, make sure to put the
Mesh Filter between the heater unit inlet pipe and incoming water pipe.
For Pump Model, it must never be connected to a Direct Main Water Supply, otherwise it will
cause damage to the pump motor. It is recommended to connect the water supply from
storage tank only.
4. Turn on the water mains to drain out all plumbing dirts, at the same time fill up the
heater tanks. THE HEATER TANK MUST BE FILLED UP WITH WATER BEFORE TURNING
ON THE ELECTRICITY SUPPLY TO PREVENT ANY DRY BURNT DAMAGE TO THE
HEATING ELEMENT.
5. Connect the PVC Hose and Handshower to the outlet of Heater, be sure to put in the Washer.
6. Hook the Handshower to the Sliding Rail Shower Holder and adjust to your ideal position.
7. Check if any water leakage.
8. Do not use white tape during piping installation.
Fig. 4
7 8
PROCEDURE:
1. Insert the wall embedded cable through Side Entry ‘B’ by cutting a hole at the source
cord rubber holder and lead the cable to Cable Bracket ‘C’. (Fig. 5)
2. Connect the cable to Terminal Block and fully tighten them as follow
BROWN or RED — LIVE (L)
BLUE or BLACK — NEUTRAL (N)
GREEN or GREEN/YELLOW — EARTH ( )
3. While putting back the Front Cover, please take note of the procedure shown below:
- Turn the Temperature VR Knob to OFF position as shown in Fig A.
(at the Heater Base)
- Install the Front Cover, connect the LED display cable from front cover to the
Main Control PCB. Clamp the cable to the correct position. CHECK IF THE WIRING
CONNECTION IS CORRECT and replace the cover, then turn the Temperature
Control Knob to OFF position to align with the VR Knob as shown in Fig B.
(at the Front Cover)
4. Fix the Temperature Control Knob and screw (A).
B
C
Fig. 5
Front Cover
continue from ‘ELECTRICAL INSTALLATION’
Screw A
Method of Alignment When Fixing Front Cover
Position
at ON
THE WATER INLET AND OUTLET MUST BE INSTALLED CORRECTLY, OTHERWISE IT
MAY CAUSE A DAMAGE TO THE HEATING ELEMENT.
DO NOT APPLY PLUMBING CEMENT ON CONNECTION. WHENEVER NECESSARY,
USE ONLY THREAD OR SEALING TAPE.
1. This appliance must be earthed.
Improper grounding could cause electrical shock.
2. Remember to SWITCH OFF the mains before carrying
out and electrical work.
3. Refer to TABLE 1 for the correct cable size.
4. Use double insulation cable of over 2.5mm . (Fig. 3)
5. Lead the power cable from MCB to a “ ON/OFF ” double
pole Linked Switch having a contact separation of at
least 3mm in all poles outside the bathroom, then lead
a cable to the terminal block inside the Heater Unit.
(Fig. 4)