MB1938 and MB1939: Installation Instructions

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Preparation:

Shut water supply to the faucet off: Important: Turn off the water supply at the faucet before starting. You can either turn off the main supply to the house or close the shut-off valves if the faucet is equipped with them. Then open the faucet again to empty it of residual water. Failure to do so could result in flooding or injury.

MB1938 & MB1939 Pressure Balance Trim with Diverter Installation Instructions

Item	Description	Part No.
1	Wall mounted cross handle NO MARKINGS (complete)	R9458460*
1a	Cross handle	R94584610*
1b	M4 x 20 handle screw	R942673
1c	Indicator cap retaining ring	R9458850*
1d	Indicator cap	R9458430*
1	Wall mounted lever handle NO MARKINGS (complete)	R94583910*
1a	Handle spacer	R9458440*
1b	M4 x 20 handle screw	R942673
1c	Indicator cap retaining ring	R9458850*
1d	Indicator cap	R9458430*
1e	M4 x 6 grub screw	R942765
1f	Wall mounted lever handle no markings	R9458390*
2	Pressure balance trim cover	R9452960*
3	Pressure balance handle/cartridge interface	R945298
4	Pressure balance cover sleeve	R945430*
5	Pressure balance nut trim cover complete with 'O' ring	R9452580*
5a	A-033 'O' ring	R9200033
5b	Pressure balance nut trim cover	N/A
6	Pressure balance without divertor faceplate complete with sealing gasket	R9464900E*
6a	Sealing gasket	R945112
6b	Pressure balance without divertor faceplate	N/A

Trim Parts Instructions

Mount Sealing Gasket (6a) into Faceplate (6b)
Thread on Divertor Rod (7) if applicable
Remove faceplate nut (R945440) from valve and install faceplate (6b)
Thread on faceplatenut (R945440)

Please note: Faceplate nut is provided on the rough valve not with the trim

Use Cover Sleeve (4) as a wrench to tighten the faceplate nut into place
Slide Trim Ring (5) onto Cover Sleeve (4) to hide the edge of the Faceplate nut (R945440)

Please note: O-ring (5a) is installed on the inner diamet of the Trim Ring (5b)

Install Cartridge Interface (3) onto stem of cartridge

Use of 2MM Allen key is needed

Slip Trim cover (2) against cartridge interface (3)
Install Handle Spacer (1a) and tighten screw (1b)
Install lever or cross handle onto Handle Spacer (1a)

Use of 2MM Allen key is needed

Thread on divertor button (8)
Test. Adjust if necessary.
3/8" Extension Nut available; part # R945440/2
Extended stem available; part # 30134

Specification Details

Item No.	Part No.	Description	QTY.
1	1-111	Diverter only, Pressure Balance Valve	1
2	10351	Sleeve, Cartridge Pressure Balance	1
3	10352	Nut, Pressure Balance Valve	1
4	10715	Cartridge, Pressure Balance 40MM	1
5a	10592	Body, Pressure Balance Four x 112" NPT	1
5b	10807	Body, Pressure Balance for Diverter	1
6	10810	Cartridge Base Extension for HK-40	1
7	2-075	Shutoff Valve, Pressure Balance	2
8	90031	O-ring, 1-3/4" 10 x 1-7/5" 00 x 1/16" THK, AS-568-031	2
9	R945440	Faceplate Nut, Pressure Balance	1

5-6 GPm @ 60 PSI

Unique volume control with pressure balance
Integrated stops
Min. install depth: 2"
Max. install depth: 3"
If PEX is utilized, oversize the supply line for 3/4" for full flow capacity
Install any tub spout 18" min. from the diverter or valve outlet
If using R2012D with a wall mounted tub spout with integrated diverter such as RT8000 diverter tub spout, a twin ell will be needed by the installer. The top outlet will be plugged.

GUARANTEE TO THE CONSUMER

WARRANTY

Rohl LLC warrants this product to be free from defects in materials or workmanship for as long as the original consumer purchaser owns their home.

Rohl LLC will provide free of charge, at its option, replacement part(s) or product (or a comparable alternative product) to replace those which have proven defective in materials or workmanship. We will not assume liability for labor expended or damages accruing from the use of material purchased from us. If material is defective, the limit of damage is the price of the defective material.

Proof of purchase (original sales receipt) from the original consumer purchaser must be made available to Rohl LLC for all warranty claims. The warranty is not transferable and is extended solely to the original purchaser of the product.

WARRANTY EXCLUSION

This warranty is for normal domestic use only and excludes defect or injury caused or resulting from misuse, abuse, or neglect, accidental damage or improper installation.The lifetime limited warranty does not apply to replacement of components where damage is caused by normal wear and tear.

WARRANTY WILL BE INVALID IF:

A. The product has not been correctly installed (whether by a plumber, contractor, service provider or member of the purchaser's household) in accordance with the manufacturer's instructions.

B. The surface finish of the product has been damaged by use of unsuitable cleaning agents or improper materials, i.e. damage by agents containing acidic, corrosive, abrasive, or alcohol-based substances or through scouring the surface by abrasive cloths.

C. Damage has occurred to component parts due to foreign materials in the water supply (e.g. stones, metal shavings). All water lines must be flushed clear of all debris prior to installing the product. It is strongly recommended that in areas where foreign materials may be present in the water supply, an inline filter be fitted on both the Hot and Cold inlets. This will ensure your warranty remains valid.

D. The product has been exposed to excessive high water temperature (above 80^o Celsius or 175^o Farenheit).

PARTS ONLY WARRANTY

This warranty does not cover labor charges incurred and/or damage sustained in installation, repair or replacement, nor incidental or consequential damages.

Contact Us:

Canadian Consumers: Email or Call 1-866-473-8442

U.S. Consumers: Email or Call 1-800-777-9762